Bump actions/stale from 8.0.0 to 9.0.0 (#345)

Bumps [actions/stale](https://github.com/actions/stale) from 8.0.0 to 9.0.0.
- [Release notes](https://github.com/actions/stale/releases)
- [Changelog](https://github.com/actions/stale/blob/main/CHANGELOG.md)
- [Commits](actions/stale@v8.0.0...v9.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/close-stale-issues-pr.yaml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Close stale issues
-        uses: actions/stale@v8.0.0
+        uses: actions/stale@v9.0.0
         with:
           # ===== for issue
           stale-issue-label: ${{ env.STALE_ISSUE_LABEL }}