chore: use newer node version

Author: notrab

.github/workflows/release.yml

@@ -10,11 +10,11 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 12
+          node-version: 14
       - name: Install dependencies
         run: yarn
       - name: Build