Updating actions in github workflow

Author: monikakonieczna

.github/workflows/run-tests-by-group.yml

@@ -21,15 +21,15 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Set up Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v3
         with:
-          node-version: '14'  # Adjust based on your project's needs
+          node-version: '16' 
 
       - name: Install dependencies
-        run: npm install  # Change if you're using another package manager
+        run: npm install 
 
       - name: Run tests with group
         run: |