title: Angular CoreUI theme menu issue
body: <p>Menus not working smoothly.</p>
  <ol>
  <li>Click on Project menu</li>
  <li>Select 1st sub-menu, respective page opens up and menu remains open</li>
  <li>Select 2nd sub-menu, respective page opens up and menu gets closed</li>
  <li>Same happens with 3rd menu too
  <a href="https://i.stack.imgur.com/zYxzP.gif" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/zYxzP.gif" alt="enter image description here" /></a></li>
  </ol>
  <p>Thanks in Advance :)</p>