Update GitHub Actions to v4

Author: i-am-the-slime

.github/workflows/node.js.yml

@@ -14,10 +14,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Use Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
+          node-version: '20'
           cache: "npm"
       - run: npm ci
       - run: npm run deps --if-present