ci: bump the actions-all group with 3 updates

Bumps the actions-all group with 3 updates: [actions/github-script](https://github.com/actions/github-script), [actions/setup-python](https://github.com/actions/setup-python) and [actions/upload-artifact](https://github.com/actions/upload-artifact).


Updates `actions/github-script` from 7 to 9
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v7...v9)

Updates `actions/setup-python` from 5 to 6
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

Updates `actions/upload-artifact` from 4 to 7
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v7)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-version: '9'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-all
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-all
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions-all
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/close-external-prs.yml

@@ -25,7 +25,7 @@ jobs:
     if: github.event.pull_request.head.repo.full_name != github.repository
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/github-script@v7
+      - uses: actions/github-script@v9
         with:
           script: |
             const { owner, repo } = context.repo;

.github/workflows/docs.yml

@@ -50,7 +50,7 @@ jobs:
           go-version-file: go.mod
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           # Needed because docs-smoke runs invoke Python examples
           # under examples/python/<NN-name>/.

.github/workflows/live-stack.yml

@@ -86,7 +86,7 @@ jobs:
 
       - name: Upload logs on failure
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: live-stack-logs
           path: /tmp/live-stack.log