chore(deps): bump actions/stale from 7 to 9

Bumps [actions/stale](https://github.com/actions/stale) from 7 to 9.
- [Release notes](https://github.com/actions/stale/releases)
- [Changelog](https://github.com/actions/stale/blob/main/CHANGELOG.md)
- [Commits](actions/stale@v7...v9)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/stale.yml

@@ -12,7 +12,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Close Stale Issues
- uses: actions/stale@v7
+ uses: actions/stale@v9
  with:
  repo-token: ${{ secrets.GITHUB_TOKEN }}
  stale-issue-message: |