message: Make sure to format the error message with an UNSIGNED int
  Closes
  ![image](https://user-images.githubusercontent.com/18356694/139715591-b18ef7c1-2967-42a5-9528-2522220aa177.png)
diff: @@ -429,8 +429,9 @@ namespace winrt::Microsoft::Terminal::TerminalConnection::implementation
  // EXIT POINT
  const auto hr = wil::ResultFromCaughtException();
  + // GH#11556 - make sure to format the error code to this string as an UNSIGNED int
  winrt::hstring failureText{ fmt::format(std::wstring_view{ RS_(L"ProcessFailedToLaunch") },
  - fmt::format(_errorFormat, hr),
  + fmt::format(_errorFormat, static_cast<unsigned int>(hr)),
  _commandline) };
  _TerminalOutputHandlers(failureText);
  @@ -457,6 +458,7 @@ namespace winrt::Microsoft::Terminal::TerminalConnection::implementation
  {
  try
  {
  + // GH#11556 - make sure to format the error code to this string as an UNSIGNED int
  winrt::hstring exitText{ fmt::format(std::wstring_view{ RS_(L"ProcessExited") }, fmt::format(_errorFormat, status)) };
  _TerminalOutputHandlers(L"\r\n");
  _TerminalOutputHandlers(exitText);
  