npm publish action changed to NodeJS 20

Author: tsmx

.github/workflows/npm-publish.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions/setup-node@v3
       with:
-        node-version: '18.x'
+        node-version: '20.x'
         registry-url: 'https://registry.npmjs.org'
     - run: npm ci
     - run: npm publish --provenance --access public