Add resource group to container template

This patch adds resource groups to the build-ah-engine template that
should ensure that only the latest tag is always set properly to the
newest version.

gitlab-ci-template.yml

@@ -43,5 +43,6 @@ container-tagging:
     - podman pull "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA"
     - si-tagging -l "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA" "$CI_REGISTRY_IMAGE" "${CI_REGISTRY_IMAGE_VERSION}"
     - si-push "$CI_REGISTRY_IMAGE"
+  resource_group: latest
   workflow:
     if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH