Update docker

Changes:

- https://github.com/docker-library/docker/commit/4dd3f3f: Update to 19.03.4

library/docker

@@ -4,42 +4,22 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/docker.git
 
-Tags: 19.03.4-rc1, 19.03-rc, rc, test
+Tags: 19.03.4, 19.03, 19, stable, test, latest
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 7029ccd48e2460d9f0af5536e71f91e6aa5dc195
-Directory: 19.03-rc
-
-Tags: 19.03.4-rc1-dind, 19.03-rc-dind, rc-dind, test-dind
-Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 92d278e671f32a9ee4a3c0668e46a41f4a3b74b0
-Directory: 19.03-rc/dind
-
-Tags: 19.03.4-rc1-dind-rootless, 19.03-rc-dind-rootless, rc-dind-rootless, test-dind-rootless
-Architectures: amd64
-GitCommit: c01ffa41486f70c34f020c769bc5bddf106367ea
-Directory: 19.03-rc/dind-rootless
-
-Tags: 19.03.4-rc1-git, 19.03-rc-git, rc-git, test-git
-Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 98ffef81ebfa7601a9ed2f0bf56d78f426bf253c
-Directory: 19.03-rc/git
-
-Tags: 19.03.3, 19.03, 19, stable, latest
-Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 26776e4ba14319287192459ed1f5a1fef30aa5e8
+GitCommit: 4dd3f3fe1f263ea74cdc8bed6091008cf62ab751
 Directory: 19.03
 
-Tags: 19.03.3-dind, 19.03-dind, 19-dind, stable-dind, dind
+Tags: 19.03.4-dind, 19.03-dind, 19-dind, stable-dind, test-dind, dind
 Architectures: amd64, arm32v6, arm32v7, arm64v8
 GitCommit: 92d278e671f32a9ee4a3c0668e46a41f4a3b74b0
 Directory: 19.03/dind
 
-Tags: 19.03.3-dind-rootless, 19.03-dind-rootless, 19-dind-rootless, stable-dind-rootless, dind-rootless
+Tags: 19.03.4-dind-rootless, 19.03-dind-rootless, 19-dind-rootless, stable-dind-rootless, test-dind-rootless, dind-rootless
 Architectures: amd64
 GitCommit: c01ffa41486f70c34f020c769bc5bddf106367ea
 Directory: 19.03/dind-rootless
 
-Tags: 19.03.3-git, 19.03-git, 19-git, stable-git, git
+Tags: 19.03.4-git, 19.03-git, 19-git, stable-git, test-git, git
 Architectures: amd64, arm32v6, arm32v7, arm64v8
 GitCommit: 4975dca2dd357705c5613045348402ab664ccdf0
 Directory: 19.03/git