build(deps): bump actions/github-script from 8 to 9

Bumps [actions/github-script](https://github.com/actions/github-script) from 8 to 9.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v8...v9)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-version: '9'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/pull-request.yml

@@ -63,7 +63,7 @@ jobs:
     # https://github.com/actions/github-script#comment-on-an-issue
     - name: Add comment to opened PR
       if: github.event.action == 'opened'
-      uses: actions/github-script@v8
+      uses: actions/github-script@v9
       with:
         script: |
           github.rest.issues.createComment({