ci: switch back to official label copier & always add ok-to-test label

Signed-off-by: Rakshith R <rar@redhat.com>

.github/workflows/mergify-copy-labels.yaml

@@ -11,9 +11,7 @@ jobs:
   mergify-merge-queue-labels-copier:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout the repository to get the local action
-        uses: actions/checkout@v3
-
       - name: Copying labels
-        # FIXME: using local instead of Mergifyio/gha-mergify-merge-queue-labels-copier@main
-        uses: ./actions/gha-mergify-merge-queue-labels-copier/
+        uses: Mergifyio/gha-mergify-merge-queue-labels-copier@main
+        with:
+          additional-labels: 'ok-to-test'

actions/gha-mergify-merge-queue-labels-copier/action.yaml

@@ -1,33 +0,0 @@
----
-# yamllint disable rule:line-length
-#
-# Fork of Mergifyio/gha-mergify-merge-queue-labels-copier@main with modified
-# startsWith() check.
-#
-# See: https://docs.github.com/en/actions/learn-github-actions/expressions#startswith
-#
-name: 'mergify-merge-queue-labels-copier'
-description: 'Mergify: copies pull request labels to merge queue draft PRs'
-inputs:
-  labels:
-    description: 'Comma separated list of labels to copy (all if empty)'
-    required: true
-    default: ''
-runs:
-  using: "composite"
-  steps:
-    - name: Copying labels
-      shell: bash
-      if: startsWith(github.head_ref, 'mergify/merge-queue/')
-      env:
-        REPOSITORY_URL: ${{ github.server_url }}/${{ github.repository }}
-        MERGE_QUEUE_PR_URL: ${{ github.server_url }}/${{ github.repository }}/pull/${{ github.event.pull_request.number }}
-        GH_TOKEN: ${{ github.token }}
-      run: |
-        gh pr view --json body -q ".body" $MERGE_QUEUE_PR_URL | sed -n -e '/```yaml/,/```/p' | sed -e '1d;$d' | yq '.pull_requests[]|.number' | while read pr_number ; do
-          gh pr view --json labels -q '.labels[]|.name' ${REPOSITORY_URL}/pull/$pr_number | while read label ; do
-            if [[ -z "$labels" ]] || [[ ",$labels," =~ ",$label," ]]; then
-              gh pr edit --add-label "$label" $MERGE_QUEUE_PR_URL
-            if
-          done
-        done