gh-actions(deps): bump actions/github-script from 6 to 9

Bumps [actions/github-script](https://github.com/actions/github-script) from 6 to 9.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v6...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/is-repo-lint.yml

@@ -160,7 +160,7 @@ jobs:
         env:
             MY_KEY: ${{ secrets.CLA_BOT_GH_ACCESS_TOKEN }}
         if: "${{ env.MY_KEY == '' }}"
-        uses: actions/github-script@v6
+        uses: actions/github-script@v9
         with:
           script: |
             core.setFailed('CLA_BOT_GH_ACCESS_TOKEN secret is missing. It is needed to successfully run the CLA assistant.')