Bump actions/setup-node from 2 to 4 (#33)

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

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

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

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Install Node
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: '20.x'
       - name: Upgrade NPM