chore: fix the publish workflow

It seems the "registry-url" variable is mandatory: npm/cli#6184

.github/workflows/publish.yml

@@ -23,6 +23,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 20
+          registry-url: 'https://registry.npmjs.org'
 
       - name: Install dependencies
         run: npm ci