Removed extra new line

Author: kmvanbrunt

cmd2.py

@@ -2959,7 +2959,6 @@ def _help_menu(self, verbose=False):
                 self._print_topics(category, cmds_cats[category], verbose)
             self._print_topics('Other', cmds_doc, verbose)
 
-
         self.print_topics(self.misc_header, help_topics, 15, 80)
         self.print_topics(self.undoc_header, cmds_undoc, 15, 80)