Update bot.py

Author: kyb3r

bot.py

@@ -337,6 +337,7 @@ async def about(self, ctx):
 
     @commands.command()
     async def update(self, ctx):
+        '''Updates the bot, this only works with heroku users.'''
         allowed = [int(x) for x in self.config.get('OWNERS', '').split(',')]
 
         if ctx.author.id not in allowed: