fix(chore): Don't show react "unique key" warning

react/features/conference/components/web/ConferenceInfo.js

     render() {
         return (
             <div className = 'details-container' >
-                { [
-                    this._renderAlwaysVisible(),
-                    this._renderAutoHide()
-                ] }
+                { this._renderAlwaysVisible() }
+                { this._renderAutoHide() }
             </div>
         );
     }