Update src/maybe_done.rs

Co-Authored-By: Taiki Endo <[email protected]>

Author: yoshuawuyts

src/maybe_done.rs

@@ -45,7 +45,6 @@ impl<Fut: Future> MaybeDone<Fut> {
     /// The output of this method will be [`Some`] if and only if the inner
     /// future has been completed and [`take`](MaybeDone::take)
     /// has not yet been called.
-    #[allow(clippy::wrong_self_convention)]
     #[inline]
     pub fn output_mut(self: Pin<&mut Self>) -> Option<&mut Fut::Output> {
         unsafe {