Bug report

Class k-state-focused is not removed from DropDownlist on blur, if its filter input was clicked.

Reproduction of the problem

1. Use Events demo
2. Click on DropDownList to expand its dropdown.
3. Click on DropDownList's filter input.
4. Click on demo's title to blur the DropDownList

Current behavior

DropDownList appears focused as k-state-focus class is not removed from its span
<span unselectable="on" class="k-dropdown-wrap k-state-default k-state-focused">

Expected/desired behavior

DropDownList does not appear focused.

Environment

• Kendo UI version: 2019.2.619
• Browser: all