Bump actions/setup-node from 3 to 4

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 3 to 4.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v3...v4)

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

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

.github/workflows/js_tests.yml

@@ -30,7 +30,7 @@ jobs:
         with:
           ruby-version: 2.7
       - name: Setup Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - name: Generate npm dependencies package-lock

.github/workflows/plugins_react_tests.yml

@@ -26,7 +26,7 @@ jobs:
             org: theforeman
     steps:
       - name: Use Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: '14.x'
       # We could update the postinstall action for foreman to look for an environment variable for plugin webpack dirs