Fix the docs of command.rs
//! }
//!
//! let (command, args) =
-//! AdminCommand::parse("/ban 3 hours", "bot_name").unwrap();
+//! AdminCommand::parse("/ban 3 hours", "MyBotName").unwrap();
//! assert_eq!(command, AdminCommand::Ban);
//! assert_eq!(args, vec!["3", "hours"]);
//! ```
//! ```
//! use teloxide::utils::command::parse_command;
//!
-//! let (command, args) = parse_command("/ban 3 hours", "").unwrap();
-//! assert_eq!(command, "/ban");
+//! let (command, args) =
+//! parse_command("/ban@MyBotName 3 hours", "MyBotName").unwrap();
+//! assert_eq!(command, "/ban@MyBotName");
//! assert_eq!(args, vec!["3", "hours"]);
//! ```
//!
