Don't convert AUTHORS text to str(); use unicode()

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@40408 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/gui_modules/help.py

@@ -507,7 +507,7 @@ class AboutWindow(wx.Frame):
             authors = _('%s file missing') % 'AUTHORS'
         authorwin = scrolled.ScrolledPanel(self, id=wx.ID_ANY, 
                                            style = wx.TAB_TRAVERSAL|wx.SUNKEN_BORDER)
-        authortxt = wx.StaticText(authorwin, id=wx.ID_ANY, label=str(authors))
+        authortxt = wx.StaticText(authorwin, id=wx.ID_ANY, label=authors)
         authorwin.SetAutoLayout(1)
         authorwin.SetupScrolling()
         authorwin.sizer = wx.BoxSizer(wx.VERTICAL)