message: fix ubuntu build
diff: @@ -109,7 +109,7 @@ public:
  std::unique_lock<std::mutex> lock(timeoutMutex);
  while(running) {
  timeoutCondition.wait_for(lock, std::chrono::seconds(1));
  - std::chrono::duration<double, std::milli> elapsed = std::chrono::system_clock::now() - startTime;
  + auto elapsed = std::chrono::system_clock::now() - startTime;
  OATPP_ASSERT("ClientServerTestRunner: Error. Timeout." && elapsed < timeout);
  }
  @@ -118,7 +118,7 @@ public:
  serverThread.join();
  clientThread.join();
  - std::chrono::duration<v_int64, std::micro> elapsed = std::chrono::system_clock::now() - startTime;
  + auto elapsed = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now() - startTime);
  OATPP_LOGD("\033[1;34mClientServerTestRunner\033[0m", "\033[1;34mFinished with time %lld(micro). Stopping server...\033[0m", elapsed.count());
  running = false;
  @@ -127,7 +127,7 @@ public:
  timerThread.join();
  // Wait for worker threads are finished
  - std::this_thread::sleep_for(std::chrono::milliseconds(1000));
  + std::this_thread::sleep_for(std::chrono::seconds(1));
  }
  