Update node version to 18.20.4

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Setup Node version
         uses: actions/setup-node@v4
         with:
-          node-version: 14.16.0
+          node-version: 18.20.4
       - name: Install dependencies
         run: npm ci
       - name: Run tests