Fix formatting

axum/src/extract/state.rs

@@ -9,7 +9,7 @@ use std::{
 ///
 /// See ["Accessing state in middleware"][state-from-middleware] for how to
 /// access state in middleware.
-/// 
+///
 /// State is global and used in every request a router with state receives.
 /// For accessing data derived from requests, such as authorization data, see [`Extension`].
 ///