chore(deps): bump actions/stale from 5 to 9

Bumps [actions/stale](https://github.com/actions/stale) from 5 to 9.
- [Release notes](https://github.com/actions/stale/releases)
- [Changelog](https://github.com/actions/stale/blob/main/CHANGELOG.md)
- [Commits](actions/stale@v5...v9)

---
updated-dependencies:
- dependency-name: actions/stale
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/stale-pr.yaml

@@ -13,7 +13,7 @@ jobs:
       pull-requests: write
 
     steps:
-      - uses: actions/stale@v5
+      - uses: actions/stale@v9
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           operations-per-run: 200