raise Layer Manager also on Windows

(merge https://trac.osgeo.org/grass/changeset/41842 from devbr6)


git-svn-id: https://svn.osgeo.org/grass/grass/trunk@41843 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/wxgui.py

@@ -193,7 +193,7 @@ class GMFrame(wx.Frame):
         
         # start with layer manager on top
         self.curr_page.maptree.mapdisplay.Raise()
-        self.Raise()
+        wx.CallAfter(self.Raise)
 
     def __createNoteBook(self):
         """!Creates notebook widgets"""