Update actions/setup-node action to v2 (#106)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: Ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           registry-url: "https://registry.npmjs.org"
       - run: git switch master

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Setup Node.js ${{ matrix.node }}
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node }}
       - name: Install