refactor

repertory/librepertory/src/comm/packet/packet_client.cpp

@@ -119,7 +119,7 @@ void run_with_deadline(boost::asio::io_context &io_ctx, op_t &&operation,
       });
 
   boost::system::error_code err{};
-  operation([&done, &err](const boost::system::error_code &err_) {
+  operation([&done, &err](auto &&err_) {
     err = err_;
     done = true;
   });