Update ghost

Changes:

- https://github.com/docker-library/ghost/commit/e1fa09b: Merge pull request https://github.com/docker-library/ghost/pull/380 from infosiftr/dirmngr
- https://github.com/docker-library/ghost/commit/52120ba: Remove explicit `dirmngr` reference
- https://github.com/docker-library/ghost/commit/05cab36: Update to 5.46.0, ghost-cli 1.24.0

library/ghost

@@ -5,19 +5,19 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Austin Burdine <[email protected]> (@acburdine)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 5.45.1, 5.45, 5, latest
+Tags: 5.46.0, 5.46, 5, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 7c334543e5b1b41dbd5b483cb4a7d877b8109bef
+GitCommit: 52120baced943e80fe124547915d1a3b74f0a59e
 Directory: 5/debian
 
-Tags: 5.45.1-alpine, 5.45-alpine, 5-alpine, alpine
+Tags: 5.46.0-alpine, 5.46-alpine, 5-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 7c334543e5b1b41dbd5b483cb4a7d877b8109bef
+GitCommit: 05cab36b13139f3a51195342e4b12240dc782feb
 Directory: 5/alpine
 
 Tags: 4.48.9, 4.48, 4
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 5d81b0f9a574635a681252cb400281a909a37c81
+GitCommit: 52120baced943e80fe124547915d1a3b74f0a59e
 Directory: 4/debian
 
 Tags: 4.48.9-alpine, 4.48-alpine, 4-alpine