chore: Clippy fixes

src/service/media/preview.rs

@@ -7,7 +7,9 @@
 
 use std::time::SystemTime;
 
-use conduwuit::{Err, Result, debug, err, utils::response::LimitReadExt};
+#[cfg(feature = "url_preview")]
+use conduwuit::utils::response::LimitReadExt;
+use conduwuit::{Err, Result, debug, err};
 use conduwuit_core::implement;
 use ipaddress::IPAddress;
 #[cfg(feature = "url_preview")]

src/service/media/remote.rs

@@ -8,8 +8,8 @@ use http::header::{CONTENT_DISPOSITION, CONTENT_TYPE, HeaderValue};
 use ruma::{
 	ServerName, UserId,
 	api::{
-		Metadata, OutgoingRequest,
-		auth_scheme::{NoAccessToken, NoAuthentication},
+		OutgoingRequest,
+		auth_scheme::NoAccessToken,
 		client::media,
 		error::ErrorKind::{NotFound, Unrecognized},
 		federation::{