Registry v3.1.1 release (#21360)

See:
https://github.com/distribution/distribution/releases/tag/v3.1.1
distribution/distribution-library-image#200

Signed-off-by: Milos Gajdos <milosthegajdos@gmail.com>

Author: milosgajdos

library/registry

@@ -3,6 +3,6 @@ Maintainers: Milos Gajdos (@milosgajdos),
 GitRepo: https://github.com/distribution/distribution-library-image.git
 GitFetch: refs/heads/master
 
-Tags: 3.1.0, 3.1, 3, latest
+Tags: 3.1.1, 3.1, 3, latest
 Architectures: amd64, arm64v8, arm32v6, arm32v7, ppc64le, s390x, riscv64
-GitCommit: 6d24cf20fd78b55dd5d991f2f68bec1e86408609
+GitCommit: 0c2328319a030d953c159f57e4ad7693a9a08a8a