Update ghost

Changes:

- docker-library/ghost@540828e: Update to 6.0.0-rc.0, ghost-cli 1.27.1

Author: docker-library-bot

library/ghost

@@ -5,14 +5,14 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Austin Burdine <[email protected]> (@acburdine)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 6.0.0-alpha.2
+Tags: 6.0.0-rc.0
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: e7b1033377c47e638d3875dc63468e814a655d08
+GitCommit: 540828ee43ace0b3c7d994a3457b78fab003817d
 Directory: 6-rc/debian
 
-Tags: 6.0.0-alpha.2-alpine
+Tags: 6.0.0-rc.0-alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: e7b1033377c47e638d3875dc63468e814a655d08
+GitCommit: 540828ee43ace0b3c7d994a3457b78fab003817d
 Directory: 6-rc/alpine
 
 Tags: 5.130.2, 5.130, 5, latest