fix for bug in wxEditableListBox in connection with new wxListCtrl

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11410 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/src/gizmos/editlbox.cpp

@@ -65,6 +65,7 @@ private:
     void OnSize(wxSizeEvent& event)
     {
         SizeColumns();
+        event.Skip();
     }
 };