title: how to delete all node_modules from all packages in npm 7 workspace monorepo
body: <p>how can I delete all <code>node_modules</code> folders from all packages in an npm 7 workspace?</p>
  <p>With Lerna we could just execute <code>lerna clean -y</code> but when migrating to native NPM 7+ workspaces, is there some equivalent?</p>