Update ghost

Changes:

- https://github.com/docker-library/ghost/commit/d873369: Update to 3.42.5, ghost-cli 1.17.0
- https://github.com/docker-library/ghost/commit/1d8798b: Update to 4.4.0, ghost-cli 1.17.0

library/ghost

@@ -6,20 +6,20 @@ GitRepo: https://github.com/docker-library/ghost.git
 
 Tags: 4.4.0, 4.4, 4, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 5fa3d17627f69ef2060cb11a100442c7b7699142
+GitCommit: 1d8798b50dd0b59d10cf2d2bef781fc8b09fd371
 Directory: 4/debian
 
 Tags: 4.4.0-alpine, 4.4-alpine, 4-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 5fa3d17627f69ef2060cb11a100442c7b7699142
+GitCommit: 1d8798b50dd0b59d10cf2d2bef781fc8b09fd371
 Directory: 4/alpine
 
 Tags: 3.42.5, 3.42, 3
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: aafa3aef4bd6d39c9b883fb1b477e9f85eb88504
+GitCommit: d873369b5ce2346e366a877340bec534338772e0
 Directory: 3/debian
 
 Tags: 3.42.5-alpine, 3.42-alpine, 3-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: aafa3aef4bd6d39c9b883fb1b477e9f85eb88504
+GitCommit: d873369b5ce2346e366a877340bec534338772e0
 Directory: 3/alpine