D18644: GlobalDrawerActionItem: properly reference icon by using group property.

[Marco Martin]

mart added a comment.


  ping?

REPOSITORY
  R169 Kirigami

REVISION DETAIL
  https://phabricator.kde.org/D18644

To: pwegner, #kirigami, mart
Cc: plasma-devel, dkardarakos, apol, davidedmundson, mart, hein