Update ghost

Changes:

- https://github.com/docker-library/ghost/commit/806783d: Update to 3.30.0, ghost-cli 1.14.1

library/ghost

@@ -4,14 +4,14 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 3.29.2, 3.29, 3, latest
+Tags: 3.30.0, 3.30, 3, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 12ab559f8c27a27ee2dbab0661cd4e55dd4b8fb9
+GitCommit: 806783deb99b9e7c956cc66146f3ffc6496eb40f
 Directory: 3/debian
 
-Tags: 3.29.2-alpine, 3.29-alpine, 3-alpine, alpine
+Tags: 3.30.0-alpine, 3.30-alpine, 3-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: 12ab559f8c27a27ee2dbab0661cd4e55dd4b8fb9
+GitCommit: 806783deb99b9e7c956cc66146f3ffc6496eb40f
 Directory: 3/alpine
 
 Tags: 2.38.2, 2.38, 2