Updated CI Config

-Updated Node setup to v2
-Removed manual caching with setup actions. It's managed by a separate action

.github/workflows/CI-CD.yml

@@ -12,12 +12,10 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v2
 
-    - name: Set up Node.js 
-      uses: actions/setup-node@v1
+    - name: Set up Node 
+      uses: actions/setup-node@v2
       with:
         node-version: '14'
-        cache: 'npm'
-        cache-dependency-path: subdir/package-lock.json
 
     - name: Cache dependencies
       uses: actions/cache@v2