fix: Format cooperative redeem reject using thiserror (comit-network#…

…1716) (#71)

swap/src/protocol/bob/swap.rs

@@ -440,15 +440,15 @@ async fn next_state(
                     );
 
                     tracing::error!(
-                        ?reason,
+                        %reason,
                         "Alice rejected our request for cooperative XMR redeem"
                     );
 
                     return err;
                 }
                 Err(error) => {
                     tracing::error!(
-                        ?error,
+                        %error,
                         "Failed to request cooperative XMR redeem from Alice"
                     );