Simplify delete user call syntax

src/controllers/admin_api.rs

@@ -56,7 +56,7 @@ pub async fn delete_user(
     };
 
     let res = users.send(DeleteUserRequest(req.0.user_id)).await.unwrap();
-    if res.0 {
+    if res {
         action_logger.log(Action::AdminDeleteUser(&user));
         HttpResponse::Ok().finish()
     } else {