ci(release): use Node 16

Author: gr2m

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: 12
+          node-version: 16
       - uses: actions/cache@v2
         with:
           path: ~/.npm