ci: drop broken 'npm install -g npm@latest' from publish workflow

Author: gabepri

.github/workflows/publish.yml

@@ -22,7 +22,6 @@ jobs:
           registry-url: https://registry.npmjs.org
           cache: npm
           cache-dependency-path: packages/js/package-lock.json
-      - run: npm install -g npm@latest
       - run: npm ci
       - run: npm run build
       - run: npm publish --provenance