Update docker

Changes:

- https://github.com/docker-library/docker/commit/f76814e: Update 20.10-rc to 20.10.10-rc1
- https://github.com/docker-library/docker/commit/8357440: Fix minor oversight

library/docker

@@ -4,6 +4,33 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/docker.git
 
+Tags: 20.10.10-rc1, 20.10-rc, rc, 20.10.10-rc1-alpine3.14
+Architectures: amd64, arm64v8
+GitCommit: f76814e807ad2d9d76b0ec50ec8e623a5fdb72e7
+Directory: 20.10-rc
+
+Tags: 20.10.10-rc1-dind, 20.10-rc-dind, rc-dind, 20.10.10-rc1-dind-alpine3.14
+Architectures: amd64, arm64v8
+GitCommit: f76814e807ad2d9d76b0ec50ec8e623a5fdb72e7
+Directory: 20.10-rc/dind
+
+Tags: 20.10.10-rc1-dind-rootless, 20.10-rc-dind-rootless, rc-dind-rootless
+Architectures: amd64, arm64v8
+GitCommit: f76814e807ad2d9d76b0ec50ec8e623a5fdb72e7
+Directory: 20.10-rc/dind-rootless
+
+Tags: 20.10.10-rc1-git, 20.10-rc-git, rc-git
+Architectures: amd64, arm64v8
+GitCommit: f76814e807ad2d9d76b0ec50ec8e623a5fdb72e7
+Directory: 20.10-rc/git
+
+Tags: 20.10.10-rc1-windowsservercore-1809, 20.10-rc-windowsservercore-1809, rc-windowsservercore-1809
+SharedTags: 20.10.10-rc1-windowsservercore, 20.10-rc-windowsservercore, rc-windowsservercore
+Architectures: windows-amd64
+GitCommit: f76814e807ad2d9d76b0ec50ec8e623a5fdb72e7
+Directory: 20.10-rc/windows/windowsservercore-1809
+Constraints: windowsservercore-1809
+
 Tags: 20.10.9, 20.10, 20, latest, 20.10.9-alpine3.14
 Architectures: amd64, arm64v8
 GitCommit: 8b8d62e7eb791b060cc75cb2956724a1bdc5484b