title: Create a function removeFromPlaylist that accepts two arguments (the playlist object and the artist name)
body: <p>Create a function <code>removeFromPlaylist</code> that accepts two arguments (the playlist object and the artist name). The body of the function should delete the key-value pair from the playlist and return the updated playlist.</p>
  <p>I couldn't past this test with the below code:</p>
  <pre><code>function removeFromPlaylist(playlist, artistName) {
    delete playlist.artistName
    return playlist
  }
  </code></pre>