Update docker.io/library/registry:3 Docker digest to be9a706 (#29)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -368,7 +368,7 @@ jobs:
       - name: Start a registry on this runner
         env:
           # tag: 3
-          REGISTRY_IMAGE: docker.io/library/registry:3@sha256:b3419cf99f8ec65bbda73e8a950fd26861012689beaf7b6577ee938995aa7d3f
+          REGISTRY_IMAGE: docker.io/library/registry:3@sha256:be9a7062dd7e3316e5c0368e42740dc991a9ceb5d382317675a8738db0112af0
         run: |
           digest="${REGISTRY_IMAGE#*@}"
           started=0