Update python

Changes:

- https://github.com/docker-library/python/commit/230bb8c: Merge pull request https://github.com/docker-library/python/pull/768 from noamcohen97/feature/3.12.0a1
- https://github.com/docker-library/python/commit/4819fb8: add 3.12.0a1

library/python

@@ -4,6 +4,51 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/python.git
 
+Tags: 3.12.0a1-bullseye, 3.12-rc-bullseye
+SharedTags: 3.12.0a1, 3.12-rc
+Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/bullseye
+
+Tags: 3.12.0a1-slim-bullseye, 3.12-rc-slim-bullseye, 3.12.0a1-slim, 3.12-rc-slim
+Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/slim-bullseye
+
+Tags: 3.12.0a1-buster, 3.12-rc-buster
+Architectures: amd64, arm32v7, arm64v8, i386
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/buster
+
+Tags: 3.12.0a1-slim-buster, 3.12-rc-slim-buster
+Architectures: amd64, arm32v7, arm64v8, i386
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/slim-buster
+
+Tags: 3.12.0a1-alpine3.16, 3.12-rc-alpine3.16, 3.12.0a1-alpine, 3.12-rc-alpine
+Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/alpine3.16
+
+Tags: 3.12.0a1-alpine3.15, 3.12-rc-alpine3.15
+Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/alpine3.15
+
+Tags: 3.12.0a1-windowsservercore-ltsc2022, 3.12-rc-windowsservercore-ltsc2022
+SharedTags: 3.12.0a1-windowsservercore, 3.12-rc-windowsservercore, 3.12.0a1, 3.12-rc
+Architectures: windows-amd64
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/windows/windowsservercore-ltsc2022
+Constraints: windowsservercore-ltsc2022
+
+Tags: 3.12.0a1-windowsservercore-1809, 3.12-rc-windowsservercore-1809
+SharedTags: 3.12.0a1-windowsservercore, 3.12-rc-windowsservercore, 3.12.0a1, 3.12-rc
+Architectures: windows-amd64
+GitCommit: 4819fb8174cf33a168868720a6445b0d36f743f9
+Directory: 3.12-rc/windows/windowsservercore-1809
+Constraints: windowsservercore-1809
+
 Tags: 3.11.0-bullseye, 3.11-bullseye, 3-bullseye, bullseye
 SharedTags: 3.11.0, 3.11, 3, latest
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x