qmlui: fix property check on Qt 5.13.x
qmlui: fix property check on Qt 5.13.x
kripton/qlcplus,sbenejam/qlcplus,sbenejam/qlcplus,plugz/qlcplus,plugz/qlcplus,plugz/qlcplus,sbenejam/qlcplus,mcallegari/qlcplus,plugz/qlcplus,plugz/qlcplus,kripton/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,kripton/qlcplus,mcallegari/qlcplus,kripton/qlcplus,mcallegari/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus,kripton/qlcplus,kripton/qlcplus,mcallegari/qlcplus,kripton/qlcplus,plugz/qlcplus,plugz/qlcplus,sbenejam/qlcplus,mcallegari/qlcplus,sbenejam/qlcplus