repair a dodgy find and replace

src/connect.rs

@@ -496,7 +496,7 @@ mod native_tls_async {
     /// and both the server and the client are ready for receiving and sending
     /// data. Bytes read from a `TlsStream` are decrypted from `S` and bytes written
     /// to a `TlsStream` are encrypted when passing through to `S`.
-    #[derive(log::debug)]
+    #[derive(Debug)]
     pub struct TlsStream<S> {
         inner: native_tls::TlsStream<S>,
     }