ci: pin skopeo to immutable version (#359)

Signed-off-by: Niccolò Fei <[email protected]>

Author: NiccoloFei

.github/actions/copy-images/action.yml

@@ -28,8 +28,7 @@ runs:
     - name: Copy images
       shell: bash
       env:
-        # renovate: datasource=docker depName=quay.io/skopeo/stable versioning=loose
-        SKOPEO_VERSION: "v1.20.0@sha256:82dfe13efeaac954590352dd4956473226993254758fa668d6cbb752cb367df7"
+        SKOPEO_VERSION: "v1.20-immutable"
         SUFFIX: ${{ inputs.test_registry_suffix }}
       run: |
         images=$(echo '${{ inputs.bake_build_metadata }}' |

renovate.json

@@ -19,15 +19,6 @@
         "\\/\\/\\s*renovate:\\s*datasource=(?<datasource>.*?)\\s+(versioning=(?<versioning>.*?))?\\s+depName=(?<depName>.*?)\\s*\\n\\s*[A-Za-z0-9_-]+\\s*=\\s*\"(?<currentValue>[^\"]+)\""
       ],
       "versioningTemplate": "{{#if versioning}}{{{versioning}}}{{else}}semver{{/if}}"
-    },
-    {
-      "customType": "regex",
-      "managerFilePatterns": [
-        "/\\.ya?ml$/"
-      ],
-      "matchStrings": [
-        "# renovate: datasource=(?<datasource>[a-z-.]+?) depName=(?<depName>[^\\s]+?)(?: (?:lookupName|packageName)=(?<packageName>[^\\s]+?))?(?: versioning=(?<versioning>[^\\s]+?))?(?: extractVersion=(?<extractVersion>[^\\s]+?))?\\s+[A-Za-z0-9_]+?_VERSION\\s*:\\s*[\"']?(?<currentValue>.+?)[\"']?\\s"
-      ]
     }
   ],
   "packageRules": [