Update docker

Changes:

- https://github.com/docker-library/docker/commit/cf8718b: Merge pull request https://github.com/docker-library/docker/pull/276 from infosiftr/20.10
- https://github.com/docker-library/docker/commit/40e904c: Add missing gitattributes file
- https://github.com/docker-library/docker/commit/387e351: Update to 20.10.0 (GA)

library/docker

@@ -4,42 +4,42 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/docker.git
 
-Tags: 20.10.0-rc2, 20.10-rc, rc
+Tags: 20.10.0, 20.10, 20, latest
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: bf1c9f5393c9c60460567a8e8bdf1b0d0e41acbc
-Directory: 20.10-rc
+GitCommit: 387e351394bfad74bceebf8303c6c8e39c3d4ed4
+Directory: 20.10
 
-Tags: 20.10.0-rc2-dind, 20.10-rc-dind, rc-dind
+Tags: 20.10.0-dind, 20.10-dind, 20-dind, dind
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: b1d2628005e12e79079c025c3653cba248d6f264
-Directory: 20.10-rc/dind
+GitCommit: 387e351394bfad74bceebf8303c6c8e39c3d4ed4
+Directory: 20.10/dind
 
-Tags: 20.10.0-rc2-dind-rootless, 20.10-rc-dind-rootless, rc-dind-rootless
+Tags: 20.10.0-dind-rootless, 20.10-dind-rootless, 20-dind-rootless, dind-rootless
 Architectures: amd64
-GitCommit: bf1c9f5393c9c60460567a8e8bdf1b0d0e41acbc
-Directory: 20.10-rc/dind-rootless
+GitCommit: 387e351394bfad74bceebf8303c6c8e39c3d4ed4
+Directory: 20.10/dind-rootless
 
-Tags: 20.10.0-rc2-git, 20.10-rc-git, rc-git
+Tags: 20.10.0-git, 20.10-git, 20-git, git
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: b6597f7fc1294f4ee3345576f06889d2ff773a8d
-Directory: 20.10-rc/git
+GitCommit: 387e351394bfad74bceebf8303c6c8e39c3d4ed4
+Directory: 20.10/git
 
-Tags: 19.03.14, 19.03, 19, stable, latest
+Tags: 19.03.14, 19.03, 19
 Architectures: amd64, arm32v6, arm32v7, arm64v8
 GitCommit: c8b077bfbab07a33ba5c80e5d4987fba8bbdd67b
 Directory: 19.03
 
-Tags: 19.03.14-dind, 19.03-dind, 19-dind, stable-dind, dind
+Tags: 19.03.14-dind, 19.03-dind, 19-dind
 Architectures: amd64, arm32v6, arm32v7, arm64v8
 GitCommit: b1d2628005e12e79079c025c3653cba248d6f264
 Directory: 19.03/dind
 
-Tags: 19.03.14-dind-rootless, 19.03-dind-rootless, 19-dind-rootless, stable-dind-rootless, dind-rootless
+Tags: 19.03.14-dind-rootless, 19.03-dind-rootless, 19-dind-rootless
 Architectures: amd64
 GitCommit: c8b077bfbab07a33ba5c80e5d4987fba8bbdd67b
 Directory: 19.03/dind-rootless
 
-Tags: 19.03.14-git, 19.03-git, 19-git, stable-git, git
+Tags: 19.03.14-git, 19.03-git, 19-git
 Architectures: amd64, arm32v6, arm32v7, arm64v8
 GitCommit: 12d1c2763b54d29137ec448a3e4ad1a9aefae1a0
 Directory: 19.03/git