Update src/lib.rs

Co-authored-by: Leonardo L. <[email protected]>

Author: praveenperera

src/lib.rs

@@ -77,7 +77,6 @@ pub mod api;
 pub mod r#async;
 #[cfg(feature = "blocking")]
 pub mod blocking;
-#[cfg(feature = "async")]
 pub mod sleeper;
 
 pub use api::*;