message: fix: MenuList closes incorrectly on IE 11
diff: @@ -296,13 +296,14 @@ const MenuList = ({ onKeyDown, onBlur, ...props }) => {
  // Close the menu on blur
  const handleBlur = event => {
  + const target = event.relatedTarget || document.activeElement;
  if (
  closeOnBlur &&
  isOpen &&
  menuRef.current &&
  buttonRef.current &&
  - !menuRef.current.contains(event.relatedTarget) &&
  - !buttonRef.current.contains(event.relatedTarget)
  + !menuRef.current.contains(target) &&
  + !buttonRef.current.contains(target)
  ) {
  closeMenu();
  }
  