test: set the right version for tests (#1330)

* test: set the right version for tests

Author: shwetha-manvinkurke

.github/workflows/test-and-deploy.yml

@@ -17,7 +17,9 @@ jobs:
     timeout-minutes: 20
     strategy:
       matrix:
-        node: [ 6, 7, 8, 10, lts/* ]
+        node: [ 6, 7, 8, 10, lts ]
+    env:
+      version: ${{ matrix.node }}
     steps:
       - name: Checkout sendgrid-nodejs
         uses: actions/checkout@v2
@@ -28,12 +30,6 @@ jobs:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_AUTH_TOKEN }}
 
-      - name: Set up Node
-        uses: actions/setup-node@v2
-        with:
-          node-version: ${{ matrix.node }}
-
-      - run: npm install
       - name: Run Tests
         run: make test-docker