Include wx/cursor.h according to precompiled headers of wx/wx.h (with other minor cleaning).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39264 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/x11/utils.cpp

@@ -29,11 +29,11 @@
 #ifndef WX_PRECOMP
     #include "wx/app.h"
     #include "wx/window.h" // for wxTopLevelWindows
+    #include "wx/cursor.h"
 #endif
 
 #include "wx/apptrait.h"
 #include "wx/msgdlg.h"
-#include "wx/cursor.h"
 
 #include <ctype.h>
 #include <stdarg.h>