Fix unused * warnings for no-std builds

Author: tnull

src/events.rs

@@ -131,13 +131,12 @@ impl Future for EventFuture {
 
 #[cfg(test)]
 mod tests {
-	use super::*;
-	use crate::lsps0::event::LSPS0ClientEvent;
-	use bitcoin::secp256k1::{PublicKey, Secp256k1, SecretKey};
-
 	#[tokio::test]
 	#[cfg(feature = "std")]
 	async fn event_queue_works() {
+		use super::*;
+		use crate::lsps0::event::LSPS0ClientEvent;
+		use bitcoin::secp256k1::{PublicKey, Secp256k1, SecretKey};
 		use core::sync::atomic::{AtomicU16, Ordering};
 		use std::sync::Arc;
 		use std::time::Duration;

src/lib.rs

@@ -25,6 +25,7 @@ compile_error!("at least one of the `std` or `no-std` features must be enabled")
 extern crate alloc;
 
 mod prelude {
+	#![allow(unused_imports)]
 	#[cfg(feature = "hashbrown")]
 	extern crate hashbrown;
 

src/sync/nostd_sync.rs

@@ -1,3 +1,4 @@
+#![allow(dead_code)]
 //! This file was copied from `rust-lightning`.
 pub use ::alloc::sync::Arc;
 use core::cell::{Ref, RefCell, RefMut};