remove incorrect documentation for purge command
"mod": {
"warn": "`{0}warn <user> <reason>` *warn a user for a specified reason*",
"warns": "`{0}warns <user>` *view the warns a user has, leave blank to see your warnings*",
- "purge": "`{0}purge [optional: user] <amount>` *purge messages from the current channel*",
+ "purge": "`{0}purge <amount>` *purge messages from the current channel*",
"delwarns": "`{0}delwarns <user>` *clears the warns that user has in this server*",
"kick": "`{0}kick <user>` *kicks the user from the current Discord server*",
"ban": "`{0}ban <user>` *bans the user from the current Discord server*",
