Merge pull request #248 from backstage/renovate/actions-stale-9.x

chore(deps): update actions/stale action to v9.1.0

Author: awanlin

.github/workflows/automate-stale.yml

@@ -8,7 +8,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v9.0.0
+      - uses: actions/stale@v9.1.0
         id: stale
         with:
           stale-issue-message: >