fix wxGUI AboutWindow (broken icon path)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@60013 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/gui_core/ghelp.py

@@ -104,7 +104,7 @@ class AboutWindow(wx.Frame):
         infoTxt.SetupScrolling()
         infoSizer = wx.BoxSizer(wx.VERTICAL)
         infoGridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)
-        logo = os.path.join(globalvar.ETCDIR, "gui", "icons", "grass-64x64.png")
+        logo = os.path.join(globalvar.ICONDIR, "grass-64x64.png")
         logoBitmap = wx.StaticBitmap(parent = infoTxt, id = wx.ID_ANY,
                                      bitmap = wx.Bitmap(name = logo,
                                                         type = wx.BITMAP_TYPE_PNG))