axum-extra: Remove unused extract::rejection module (#3636)

axum-extra/src/extract/mod.rs

@@ -1,7 +1,5 @@
 //! Additional extractors.
 
-pub mod rejection;
-
 #[cfg(feature = "cached")]
 mod cached;
 

axum-extra/src/extract/rejection.rs

@@ -1,23 +0,0 @@
-//! Rejection response types.
-
-use axum_core::{
-    __composite_rejection as composite_rejection, __define_rejection as define_rejection,
-};
-
-define_rejection! {
-    #[status = BAD_REQUEST]
-    #[body = "No host found in request"]
-    /// Rejection type used if the [`Host`](super::Host) extractor is unable to
-    /// resolve a host.
-    pub struct FailedToResolveHost;
-}
-
-composite_rejection! {
-    /// Rejection used for [`Host`](super::Host).
-    ///
-    /// Contains one variant for each way the [`Host`](super::Host) extractor
-    /// can fail.
-    pub enum HostRejection {
-        FailedToResolveHost,
-    }
-}