wxGUI/Animation Tool: fix manual link

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@54207 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/animation/frame.py

@@ -235,7 +235,7 @@ class AnimationFrame(wx.Frame):
     def OnHelp(self, event):
         RunCommand('g.manual',
                    quiet = True,
-                   entry = 'wxGUI.Animation')
+                   entry = 'wxGUI.animation')
 
     def OnCloseWindow(self, event):
         self.Destroy()
@@ -521,4 +521,4 @@ def test():
 
 if __name__ == '__main__':
 
-    test()
+    test()