Use new yarn cache

Author: timmo001

.github/workflows/ci.yml

@@ -178,19 +178,10 @@ jobs:
       - name: ⤵️ Check out code from GitHub
         uses: actions/checkout@v2.4.0
       - name: 🏗 Set up Node.js
-        uses: actions/setup-node@v2.4.0
-        with:
-          node-version: 14.x
-      - name: ⤵️ Get yarn cache path
-        id: yarn-cache-dir-path
-        run: echo "::set-output name=dir::$(yarn cache dir)"
-      - name: ⤵️ Fetch Yarn cache
-        uses: actions/cache@v2.1.6
+        uses: actions/setup-node@v2.4.1
         with:
-          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-yarn-
+          node-version: 16.x
+          cache: yarn
       - name: ⤵️ Install dependencies
         run: yarn install:all
         env: