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/auto-close-pr.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Check if employee
         id: check_employee
-        uses: actions/github-script@v6
+        uses: actions/github-script@v9
         with:
           github-token: ${{ secrets.READ_GITHUB_ORG_MEMBERS_TOKEN }}
           result-encoding: string
@@ -36,7 +36,7 @@ jobs:
       - name: Close PR
         id: close_pr
         if: ${{ steps.check_employee.outputs.result == 'false' }}
-        uses: actions/github-script@v6
+        uses: actions/github-script@v9
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |