title: I have two versions of npm installed, and I want to delete one
body: <p>I want to delete version 6.0.2.<br/>
  <code>npm list react-router-dom </code></p>
  <pre><code>zkzk1123@0.1.0 /Users/123/Desktop/
  ├─┬ @storybook/addon-links@6.4.8
  │ └─┬ @storybook/router@6.4.8
  │   └── react-router-dom@6.0.2
  └── react-router-dom@5.3.0
  
  </code></pre>
  <p>I tried both <code>npm uninstall react-router-dom</code>, <code>npm uninstall react-router-dom@6.0.2</code> but @5.3.0 is deleted but @6.0.2 is not, what should I do? I want to delete it.</p>