message: Prevent a crash on resizing too small caused by the Titlebar
  Only set the MaxWidth of the TitlebarControl's Content when the value is
  positive. Any smaller will crash the app.
diff: @@ -35,14 +35,20 @@ namespace winrt::TerminalApp::implementation
  ContentRoot().Children().Append(content);
  }
  - void TitlebarControl::Root_SizeChanged(const IInspectable& sender, Windows::UI::Xaml::SizeChangedEventArgs const& e)
  + void TitlebarControl::Root_SizeChanged(const IInspectable& sender,
  + const Windows::UI::Xaml::SizeChangedEventArgs& e)
  {
  const auto windowWidth = ActualWidth();
  const auto minMaxCloseWidth = MinMaxCloseControl().ActualWidth();
  const auto dragBarMinWidth = DragBar().MinWidth();
  const auto maxWidth = windowWidth - minMaxCloseWidth - dragBarMinWidth;
  + // Only set our MaxWidth if it's greater than 0. Setting it to a
  + // negative value will cause a crash.
  + if (maxWidth >= 0)
  + {
  ContentRoot().MaxWidth(maxWidth);
  }
  + }
  void TitlebarControl::_OnMaximizeOrRestore(byte flag)
  {
  