Update Node.js version in publish workflow

Author: lastlink

.github/workflows/publish.yaml

@@ -89,7 +89,7 @@ jobs:
       # Setup .npmrc file to publish to npm
       - uses: actions/setup-node@v6
         with:
-          node-version: '16.x'
+          node-version: 16
           registry-url: 'https://registry.npmjs.org'
       - run: npm ci
       - run: npm run build