Update ghost

Changes:

- docker-library/ghost@14534b9: Merge pull request docker-library/ghost#425 from infosiftr/alpine3.20
- docker-library/ghost@de8d933: Update to Alpine 3.20
- docker-library/ghost@0bbaeca: Update to 5.104.1, ghost-cli 1.26.1
- docker-library/ghost@612ee7b: Update to 5.104.0, ghost-cli 1.26.1

library/ghost

@@ -5,12 +5,12 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Austin Burdine <[email protected]> (@acburdine)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 5.103.0, 5.103, 5, latest
+Tags: 5.104.1, 5.104, 5, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 7bd3cdc5837bebcae81aac3314513986cc2e2f84
+GitCommit: 0bbaecaa88686ce472f51b84c5fb73fa67778a90
 Directory: 5/debian
 
-Tags: 5.103.0-alpine, 5.103-alpine, 5-alpine, alpine
+Tags: 5.104.1-alpine, 5.104-alpine, 5-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 7bd3cdc5837bebcae81aac3314513986cc2e2f84
+GitCommit: de8d93396b01a900b25d17a2c3bb0ca69ab4eaa1
 Directory: 5/alpine