Fix wrong order of return types in extract_tupled_inputs_and_output_from_async_callable

Author: compiler-errors

compiler/rustc_trait_selection/src/solve/assembly/structural_traits.rs

@@ -418,7 +418,7 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_async_callable<'tc
                 .def_id;
             let future_output_ty = Ty::new_projection(tcx, future_output_def_id, [sig.output()]);
             Ok((
-                bound_sig.rebind((Ty::new_tup(tcx, sig.inputs()), sig.output(), future_output_ty)),
+                bound_sig.rebind((Ty::new_tup(tcx, sig.inputs()), future_output_ty, sig.output())),
                 nested,
             ))
         }
@@ -469,7 +469,7 @@ pub(in crate::solve) fn extract_tupled_inputs_and_output_from_async_callable<'tc
                 .unwrap()
                 .def_id;
             let future_output_ty = Ty::new_projection(tcx, future_output_def_id, [sig.output()]);
-            Ok((bound_sig.rebind((sig.inputs()[0], sig.output(), future_output_ty)), nested))
+            Ok((bound_sig.rebind((sig.inputs()[0], future_output_ty, sig.output())), nested))
         }
 
         ty::Bool