Fix the broken URL
//!
//! For a high-level overview, see [our GitHub repository](https://github.com/teloxide/teloxide).
//!
-//! ([Full](https://github.com/teloxide/teloxide/blob/master/examples/dices_bot/src/main.rs))
+//! ([Full](https://github.com/teloxide/teloxide/blob/master/examples/dices.rs))
//! ```no_run
//! use teloxide::prelude2::*;
//!
