Update actions in unit-tests.yaml

.github/workflows/unit-tests.yaml

@@ -12,16 +12,16 @@ jobs:
     steps:
       # Checkout the repository
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Set up the required Node.js version
       - name: Set up node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version-file: '.nvmrc'
 
       - name: Install dependencies
         run: npm ci
-      
+
       - name: Run tests
         run: npm run test