wxGUI: track also unnamed workspace

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@41626 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/wxgui.py

@@ -247,7 +247,7 @@ class GMFrame(wx.Frame):
 
     def WorkspaceChanged(self):
         """!Update window title"""
-        if self.workspaceFile and not self.workspaceChanged:
+        if not self.workspaceChanged:
             self.workspaceChanged = True
         
         if self.workspaceFile: