message: [contour] Fixes a crash that was reported in
diff: @@ -419,8 +419,8 @@ void TerminalSession::operator()(actions::ClearHistoryAndReset)
  auto const screenSize = terminal_.screenSize();
  auto const pixelSize = display_->pixelSize();
  - terminal_.resizeScreen(screenSize + crispy::Size{1, 0}, pixelSize);
  terminal_.screen().resetHard();
  + terminal_.resizeScreen(screenSize + crispy::Size{1, 0}, pixelSize);
  this_thread::yield();
  terminal_.resizeScreen(screenSize, pixelSize);
  }
  