Use latest actions/setup-node

Author: ai

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@v2
       - name: Install Node.js
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v2
         with:
           node-version: 15
       - name: Install dependencies
@@ -32,7 +32,7 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@v2
       - name: "Install Node.js ${{ matrix.node-version }}"
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ matrix.node-version }}"
       - name: Install dependencies