Bump actions/setup-node from 4.4.0 to 6.1.0

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4.4.0 to 6.1.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@49933ea...395ad32)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: 6.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build-documentation.yml

@@ -20,7 +20,7 @@ jobs:
           distribution: 'zulu'
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@4d9f0ba0025fe599b4ebab900eb7f3a1d93ef4c2 # v5.0.0
-      - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+      - uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v4
         with:
           node-version: 22
       - name: Congfigure vega-cli