ci(workflows): bump setup-node to v2 and set lts/* as node-version

Author: Ryan Sonshine

.github/workflows/pr.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm ci

.github/workflows/release.yml

@@ -13,9 +13,9 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
-          node-version: 12
+          node-version: lts/*
       - name: Install dependencies
         run: npm ci
       - name: Test