Update python

Changes:

- https://github.com/docker-library/python/commit/64a0a84: Update to 3.10.0a4, pip 21.0
- https://github.com/docker-library/python/commit/20d4cbc: Update to 3.9.1, pip 21.0
- https://github.com/docker-library/python/commit/b02f026: Update to 3.6.12, pip 21.0
- https://github.com/docker-library/python/commit/6d7c130: Update to 3.7.9, pip 21.0
- https://github.com/docker-library/python/commit/2d63cd1: Update to 3.8.7, pip 21.0
- https://github.com/docker-library/python/commit/393ba9b: Update to 3.7.9, pip 20.3.3
- https://github.com/docker-library/python/commit/fe13fc5: Update to 3.6.12, pip 20.3.3
- https://github.com/docker-library/python/commit/33e030f: Update to 3.8.7, pip 20.3.3
- https://github.com/docker-library/python/commit/e297036: Update to 3.10.0a4, pip 20.3.3
- https://github.com/docker-library/python/commit/b5db377: Update to 3.9.1, pip 20.3.3

library/python

@@ -7,170 +7,170 @@ GitRepo: https://github.com/docker-library/python.git
 Tags: 3.10.0a4-buster, 3.10-rc-buster, rc-buster
 SharedTags: 3.10.0a4, 3.10-rc, rc
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: edb62f42d55a7af9d30a6a27708dad25049150c0
+GitCommit: 64a0a8407ddcca2f9513778bcb269c0ea8d8ea9f
 Directory: 3.10-rc/buster
 
 Tags: 3.10.0a4-slim-buster, 3.10-rc-slim-buster, rc-slim-buster, 3.10.0a4-slim, 3.10-rc-slim, rc-slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: edb62f42d55a7af9d30a6a27708dad25049150c0
+GitCommit: 64a0a8407ddcca2f9513778bcb269c0ea8d8ea9f
 Directory: 3.10-rc/buster/slim
 
 Tags: 3.10.0a4-alpine3.12, 3.10-rc-alpine3.12, rc-alpine3.12, 3.10.0a4-alpine, 3.10-rc-alpine, rc-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: edb62f42d55a7af9d30a6a27708dad25049150c0
+GitCommit: 64a0a8407ddcca2f9513778bcb269c0ea8d8ea9f
 Directory: 3.10-rc/alpine3.12
 
 Tags: 3.10.0a4-windowsservercore-1809, 3.10-rc-windowsservercore-1809, rc-windowsservercore-1809
 SharedTags: 3.10.0a4-windowsservercore, 3.10-rc-windowsservercore, rc-windowsservercore, 3.10.0a4, 3.10-rc, rc
 Architectures: windows-amd64
-GitCommit: edb62f42d55a7af9d30a6a27708dad25049150c0
+GitCommit: 64a0a8407ddcca2f9513778bcb269c0ea8d8ea9f
 Directory: 3.10-rc/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
 Tags: 3.10.0a4-windowsservercore-ltsc2016, 3.10-rc-windowsservercore-ltsc2016, rc-windowsservercore-ltsc2016
 SharedTags: 3.10.0a4-windowsservercore, 3.10-rc-windowsservercore, rc-windowsservercore, 3.10.0a4, 3.10-rc, rc
 Architectures: windows-amd64
-GitCommit: edb62f42d55a7af9d30a6a27708dad25049150c0
+GitCommit: 64a0a8407ddcca2f9513778bcb269c0ea8d8ea9f
 Directory: 3.10-rc/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
 Tags: 3.9.1-buster, 3.9-buster, 3-buster, buster
 SharedTags: 3.9.1, 3.9, 3, latest
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: a308725bfb9d588317cc8c1786f66368323d6581
+GitCommit: 20d4cbcdd37d5e2022dec2265cfe3ffcd42077f2
 Directory: 3.9/buster
 
 Tags: 3.9.1-slim-buster, 3.9-slim-buster, 3-slim-buster, slim-buster, 3.9.1-slim, 3.9-slim, 3-slim, slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: a308725bfb9d588317cc8c1786f66368323d6581
+GitCommit: 20d4cbcdd37d5e2022dec2265cfe3ffcd42077f2
 Directory: 3.9/buster/slim
 
 Tags: 3.9.1-alpine3.12, 3.9-alpine3.12, 3-alpine3.12, alpine3.12, 3.9.1-alpine, 3.9-alpine, 3-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: a308725bfb9d588317cc8c1786f66368323d6581
+GitCommit: 20d4cbcdd37d5e2022dec2265cfe3ffcd42077f2
 Directory: 3.9/alpine3.12
 
 Tags: 3.9.1-windowsservercore-1809, 3.9-windowsservercore-1809, 3-windowsservercore-1809, windowsservercore-1809
 SharedTags: 3.9.1-windowsservercore, 3.9-windowsservercore, 3-windowsservercore, windowsservercore, 3.9.1, 3.9, 3, latest
 Architectures: windows-amd64
-GitCommit: a308725bfb9d588317cc8c1786f66368323d6581
+GitCommit: 20d4cbcdd37d5e2022dec2265cfe3ffcd42077f2
 Directory: 3.9/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
 Tags: 3.9.1-windowsservercore-ltsc2016, 3.9-windowsservercore-ltsc2016, 3-windowsservercore-ltsc2016, windowsservercore-ltsc2016
 SharedTags: 3.9.1-windowsservercore, 3.9-windowsservercore, 3-windowsservercore, windowsservercore, 3.9.1, 3.9, 3, latest
 Architectures: windows-amd64
-GitCommit: a308725bfb9d588317cc8c1786f66368323d6581
+GitCommit: 20d4cbcdd37d5e2022dec2265cfe3ffcd42077f2
 Directory: 3.9/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
 Tags: 3.8.7-buster, 3.8-buster
 SharedTags: 3.8.7, 3.8
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/buster
 
 Tags: 3.8.7-slim-buster, 3.8-slim-buster, 3.8.7-slim, 3.8-slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/buster/slim
 
 Tags: 3.8.7-alpine3.12, 3.8-alpine3.12, 3.8.7-alpine, 3.8-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/alpine3.12
 
 Tags: 3.8.7-alpine3.11, 3.8-alpine3.11
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/alpine3.11
 
 Tags: 3.8.7-windowsservercore-1809, 3.8-windowsservercore-1809
 SharedTags: 3.8.7-windowsservercore, 3.8-windowsservercore, 3.8.7, 3.8
 Architectures: windows-amd64
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
 Tags: 3.8.7-windowsservercore-ltsc2016, 3.8-windowsservercore-ltsc2016
 SharedTags: 3.8.7-windowsservercore, 3.8-windowsservercore, 3.8.7, 3.8
 Architectures: windows-amd64
-GitCommit: 756285c50c055d06052dd5b6ac34ea965b499c15
+GitCommit: 2d63cd17c78a868e35479463b8470c0eb3a30096
 Directory: 3.8/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
 Tags: 3.7.9-buster, 3.7-buster
 SharedTags: 3.7.9, 3.7
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/buster
 
 Tags: 3.7.9-slim-buster, 3.7-slim-buster, 3.7.9-slim, 3.7-slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/buster/slim
 
 Tags: 3.7.9-stretch, 3.7-stretch
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/stretch
 
 Tags: 3.7.9-slim-stretch, 3.7-slim-stretch
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/stretch/slim
 
 Tags: 3.7.9-alpine3.12, 3.7-alpine3.12, 3.7.9-alpine, 3.7-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/alpine3.12
 
 Tags: 3.7.9-alpine3.11, 3.7-alpine3.11
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/alpine3.11
 
 Tags: 3.7.9-windowsservercore-1809, 3.7-windowsservercore-1809
 SharedTags: 3.7.9-windowsservercore, 3.7-windowsservercore, 3.7.9, 3.7
 Architectures: windows-amd64
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/windows/windowsservercore-1809
 Constraints: windowsservercore-1809
 
 Tags: 3.7.9-windowsservercore-ltsc2016, 3.7-windowsservercore-ltsc2016
 SharedTags: 3.7.9-windowsservercore, 3.7-windowsservercore, 3.7.9, 3.7
 Architectures: windows-amd64
-GitCommit: 01b773accc5a2ccb7a4f0d83ec6eb195fe3be655
+GitCommit: 6d7c130fa4030e28a0978c1882d6cb5576fb23bb
 Directory: 3.7/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
 Tags: 3.6.12-buster, 3.6-buster
 SharedTags: 3.6.12, 3.6
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/buster
 
 Tags: 3.6.12-slim-buster, 3.6-slim-buster, 3.6.12-slim, 3.6-slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/buster/slim
 
 Tags: 3.6.12-stretch, 3.6-stretch
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/stretch
 
 Tags: 3.6.12-slim-stretch, 3.6-slim-stretch
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/stretch/slim
 
 Tags: 3.6.12-alpine3.12, 3.6-alpine3.12, 3.6.12-alpine, 3.6-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/alpine3.12
 
 Tags: 3.6.12-alpine3.11, 3.6-alpine3.11
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: df5a0e4a601e5506d8011a30cacf1a0ff96dd647
+GitCommit: b02f026e293ab877da050fedb48edff2171d6e70
 Directory: 3.6/alpine3.11