chore(github): refactor community labeler (#9077)

Author: andoniaf

.github/workflows/labeler-community.yml

@@ -20,6 +20,7 @@ jobs:
       - name: Add the 'community' label
         env:
           PR_NUMBER: ${{ github.event.pull_request.number }}
+          GH_TOKEN: ${{ github.token }}
         run: |
           echo "Adding 'community' label to the PR"
-          gh pr edit "$PR_NUMBER" --add-label community
+          gh pr edit "$PR_NUMBER" --add-label community