FIX node version in github action config.

Author: karminski

.github/workflows/ci.yml

@@ -14,10 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Use Node.js 18.x
-        uses: actions/setup-node@v3
+      - name: Use Node.js latest
+        uses: actions/setup-node@v4
         with:
-          node-version: '18.x'
+          node-version: '20'
           cache: 'npm'
       - run: npm ci
       - run: npm run lint
@@ -30,9 +30,9 @@ jobs:
         node-version: [14.x, 16.x, 18.x, 20.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'