ci(#1691): use node 16.x for publishing

Author: l-lin

.github/workflows/publish.yml

@@ -12,7 +12,7 @@ jobs:
 
       - uses: actions/setup-node@v2
         with:
-          node-version: '12.x'
+          node-version: '16.x'
           registry-url: 'https://registry.npmjs.org'
 
       - name: Install dependencies