Fix tokio write generics decoder.rs

Signed-off-by: Jiahao XU <[email protected]>

Author: NobodyXu

src/tokio/write/generic/decoder.rs

@@ -176,7 +176,7 @@ impl<W: AsyncWrite, D: Decode> AsyncWrite for Decoder<W, D> {
             ready!(self.as_mut().project().writer.as_mut().poll_shutdown(cx))?;
             Poll::Ready(Ok(()))
         } else {
-            Poll::Ready(Err(io::Error::other
+            Poll::Ready(Err(io::Error::other(
                 "Attempt to shutdown before finishing input",
             )))
         }