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/add-triage-label.yml

@@ -12,7 +12,7 @@ jobs:
     permissions:
       issues: write
     steps:
-      - uses: actions/github-script@v8
+      - uses: actions/github-script@v9
         with:
           script: |
             github.rest.issues.addLabels({

.github/workflows/close-and-put-in-backlog.yml

@@ -7,7 +7,7 @@ jobs:
     if: github.event.label.name == 'p:backlog'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/github-script@v8
+      - uses: actions/github-script@v9
         with:
           script: |
             const welcomeMessage = `