deps: upgrade actions/cache to v2 in all templates (#750)

Author: devrelm

templates/basic/.github/workflows/main.yml

@@ -14,7 +14,7 @@ jobs:
           node-version: 12.x
 
       - name: Use cached node_modules
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: node_modules
           key: nodeModules-${{ hashFiles('**/yarn.lock') }}

templates/react-with-storybook/.github/workflows/main.yml

@@ -14,7 +14,7 @@ jobs:
           node-version: 12.x
 
       - name: Use cached node_modules
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: node_modules
           key: nodeModules-${{ hashFiles('**/yarn.lock') }}

templates/react/.github/workflows/main.yml

@@ -14,7 +14,7 @@ jobs:
           node-version: 12.x
 
       - name: Use cached node_modules
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: node_modules
           key: nodeModules-${{ hashFiles('**/yarn.lock') }}