Merge pull request #10140 from AlistairB/haskell-stack-2-7-1

[Haskell] Update bundled Stack version

library/haskell

@@ -4,17 +4,17 @@ Maintainers: Peter Salvatore <[email protected]> (@psftw),
 GitRepo: https://github.com/haskell/docker-haskell
 
 Tags: 9.0.1-buster, 9.0-buster, 9-buster, buster, 9.0.1, 9.0, 9, latest
-GitCommit: 0f1e3f51f5930cce90aacefae4ae3c12f609a2be
+GitCommit: af0dc736060a89e40b87cf11af37e434d52bc10b
 Directory: 9.0/buster
 
 Tags: 9.0.1-stretch, 9.0-stretch, 9-stretch, stretch
-GitCommit: 0f1e3f51f5930cce90aacefae4ae3c12f609a2be
+GitCommit: af0dc736060a89e40b87cf11af37e434d52bc10b
 Directory: 9.0/stretch
 
 Tags: 8.10.4-buster, 8.10-buster, 8-buster, 8.10.4, 8.10, 8
-GitCommit: 0f1e3f51f5930cce90aacefae4ae3c12f609a2be
+GitCommit: af0dc736060a89e40b87cf11af37e434d52bc10b
 Directory: 8.10/buster
 
 Tags: 8.10.4-stretch, 8.10-stretch, 8-stretch
-GitCommit: 0f1e3f51f5930cce90aacefae4ae3c12f609a2be
+GitCommit: af0dc736060a89e40b87cf11af37e434d52bc10b
 Directory: 8.10/stretch