Bump the actions group across 1 directory with 2 updates (#7558)

Bumps the actions group with 2 updates in the / directory: [toshimaru/auto-author-assign](https://github.com/toshimaru/auto-author-assign) and [actions/setup-node](https://github.com/actions/setup-node).


Updates `toshimaru/auto-author-assign` from 2.1.0 to 2.1.1
- [Release notes](https://github.com/toshimaru/auto-author-assign/releases)
- [Changelog](https://github.com/toshimaru/auto-author-assign/blob/main/CHANGELOG.md)
- [Commits](https://github.com/toshimaru/auto-author-assign/compare/v2.1.0...v2.1.1)

Updates `actions/setup-node` from 2 to 4
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](https://github.com/actions/setup-node/compare/v2...v4)

---
updated-dependencies:
- dependency-name: toshimaru/auto-author-assign
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/auto_author_assign.yml

@@ -14,4 +14,4 @@ jobs:
     permissions:
       pull-requests: write
     steps:
-      - uses: toshimaru/auto-author-assign@v2.1.0
+      - uses: toshimaru/auto-author-assign@v2.1.1

.github/workflows/upgrade-jupyterlab-dependencies.yml

@@ -45,7 +45,7 @@ jobs:
           python-version: '3.11'
 
       - name: Install Node
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: '20.x'