Update ghost

Changes:

- https://github.com/docker-library/ghost/commit/fe6385d: Update to 4.47.0, ghost-cli 1.19.3

library/ghost

@@ -4,12 +4,12 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/ghost.git
 
-Tags: 4.46.2, 4.46, 4, latest
+Tags: 4.47.0, 4.47, 4, latest
 Architectures: amd64, arm32v7, arm64v8, ppc64le, s390x
-GitCommit: 0cdbcc8883fcc250af9fba822a3ceb842d0be9cc
+GitCommit: fe6385dbbca695f9207da7c2fc6e0b38c8fbd52d
 Directory: 4/debian
 
-Tags: 4.46.2-alpine, 4.46-alpine, 4-alpine, alpine
+Tags: 4.47.0-alpine, 4.47-alpine, 4-alpine, alpine
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 0cdbcc8883fcc250af9fba822a3ceb842d0be9cc
+GitCommit: fe6385dbbca695f9207da7c2fc6e0b38c8fbd52d
 Directory: 4/alpine