Update block_pr_check_labels.yml

Author: Mqxx

.github/workflows/block_pr_check_labels.yml

@@ -17,7 +17,7 @@ jobs:
     if: contains(github.event.pull_request.labels.*.name, 'Blocked')
     runs-on: ubuntu-latest
     steps:
-      - name: Fail if forbidden label exists
+      - name: 'Fail if forbidden label exists'
         run: |
           echo "PR still has the 'Blocked' label"
           exit 1