ci(#1591): use node v16

Author: l-lin

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v1
         with:
-          node-version: '15.x'
+          node-version: '16.x'
 
       - name: Install dependencies
         run: npm install