Try new approach for workflow

.github/workflows/continuous-deployment-workflow.yml

@@ -11,16 +11,14 @@ jobs:
   build-and-deploy:
     name: Deploy Website
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node-version: [12.x]
 
     steps:
-        - uses: actions/checkout@v2
+    - name: Git checkout
+      uses: actions/checkout@v1
 
-        - name: Install App
-          uses: actions/setup-node@v1
-          with:
-            node-version: ${{ matrix.node-version }}
-        - run: yarn 
-        - run: yarn deploy
+    - name: Setup Node.js
+      uses: actions/setup-node@v1
+      with:
+        node-version: '12.x'
+    - run: yarn 
+    - run: yarn deploy