title: selectionChange property is not firing event in angular class component
body: <p>I was trying to implement angular <code>MatSelectionList</code> and tried to listen selected option event using API <a href="https://material.angular.io/components/list/api" rel="nofollow noreferrer">selectionChange</a> , but its not firing any event .  </p>
  
  <p><a href="https://stackblitz.com/edit/angular-eyjdfp?file=app%2Flist-selection-example.html" rel="nofollow noreferrer">https://stackblitz.com/edit/angular-eyjdfp?file=app%2Flist-selection-example.html</a></p>
  
  <p>Am i doing something wrong or anything broke while releasing to angular 6 ?</p>
  
  <p>Using : <strong>Angular 6.0.1 version</strong></p>
  
  <p><strong>Chrome Browser</strong></p>