chore(deps): update snok/container-retention-policy action to v3

Author: renovate[bot]

.github/workflows/cleanup-registry.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Delete old versions
-        uses: snok/container-retention-policy@482ce28159f65a8bfad986da1fedcef40169aa75 # v2.0.0
+        uses: snok/container-retention-policy@3b0972b2276b171b212f8c4efbca59ebba26eceb # v3.0.1
         with:
           image-names: ${{ env.IMAGE_NAMES }}
           cut-off: 2 days ago UTC