Update Qt include

Update Qmenu include

This is to be more consistent with the rest of the source

Update Qt Includes

src/qt/macdockiconhandler.mm

@@ -1,8 +1,8 @@
 
 #include "macdockiconhandler.h"
 
-#include <QtGui/QMenu>
+#include <QMenu>
-#include <QtGui/QWidget>
+#include <QWidget>
 
 extern void qt_mac_set_dock_menu(QMenu*);