Update docker

Changes:

- https://github.com/docker-library/docker/commit/66174ea: Merge pull request https://github.com/docker-library/docker/pull/317 from AkihiroSuda/alpine314
- https://github.com/docker-library/docker/commit/b207ac5: update alpine to 3.14

library/docker

@@ -4,12 +4,12 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/docker.git
 
-Tags: 20.10.8, 20.10, 20, latest, 20.10.8-alpine3.13
+Tags: 20.10.8, 20.10, 20, latest, 20.10.8-alpine3.14
 Architectures: amd64, arm64v8
-GitCommit: 75e26edc9ea7fff4aa3212fafa5966f4d6b00022
+GitCommit: b207ac5c6eab0a0aafd0e88e864ea6600614ceee
 Directory: 20.10
 
-Tags: 20.10.8-dind, 20.10-dind, 20-dind, dind, 20.10.8-dind-alpine3.13
+Tags: 20.10.8-dind, 20.10-dind, 20-dind, dind, 20.10.8-dind-alpine3.14
 Architectures: amd64, arm64v8
 GitCommit: 8baa881aab85f8398d2edbbcc0da4bd1f556dd98
 Directory: 20.10/dind