Update ghost

Changes:

- https://github.com/docker-library/ghost/commit/bc87c93: Update to 4.19.1, ghost-cli 1.17.4
- https://github.com/docker-library/ghost/commit/058f8f9: Update to 4.19.0, ghost-cli 1.17.4
- https://github.com/docker-library/ghost/commit/fbd1efc: Update to 3.42.6, ghost-cli 1.17.4

library/ghost

@@ -4,22 +4,22 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 4.19.0, 4.19, 4, latest
+Tags: 4.19.1, 4.19, 4, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 7ba2205414f3fd43815a0dfdcb642f9e74f55901
+GitCommit: bc87c934fcef9f3b15a9e9f32f982ebddc2d98d0
 Directory: 4/debian
 
-Tags: 4.19.0-alpine, 4.19-alpine, 4-alpine, alpine
+Tags: 4.19.1-alpine, 4.19-alpine, 4-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 7ba2205414f3fd43815a0dfdcb642f9e74f55901
+GitCommit: bc87c934fcef9f3b15a9e9f32f982ebddc2d98d0
 Directory: 4/alpine
 
 Tags: 3.42.6, 3.42, 3
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 8c2d7b00336cf5f2b5b7b49f14d674ee01f6b507
+GitCommit: fbd1efc8ea0a9872e80c3746b9724e522a96b584
 Directory: 3/debian
 
 Tags: 3.42.6-alpine, 3.42-alpine, 3-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 8c2d7b00336cf5f2b5b7b49f14d674ee01f6b507
+GitCommit: fbd1efc8ea0a9872e80c3746b9724e522a96b584
 Directory: 3/alpine