wxGUI/d.mon: update code according to recent changes

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@54621 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/mapdisp/main.py

@@ -216,7 +216,7 @@ class DMonMap(Map):
         self._writeEnvFile({'GRASS_WIDTH' : self.width,
                             'GRASS_HEIGHT' : self.height})
     
-    def GetMapsMasksAndOpacities(self, force, guiFrame, windres):
+    def GetMapsMasksAndOpacities(self, force, windres):
         """!
         Used by Render function.