build: Bump actions/stale from 8.0.0 to 9.0.0

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@1160a22...28ca103)

---
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.yml

@@ -44,7 +44,7 @@ jobs:
         egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
 
     - name: Stale Action
-      uses: actions/stale@1160a2240286f5da8ec72b1c0816ce2481aabf84
+      uses: actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e
       with:
         days-before-stale: 365
         days-before-close: 21