message: Make `GameError` impl `Send`
  Should resolve
diff: @@ -23,7 +23,7 @@ pub enum GameError {
  /// Something went wrong in the renderer
  RenderError(String),
  /// Something went wrong in the audio playback
  - AudioError(Option<Arc<dyn Error + 'static>>, String),
  + AudioError(Option<Arc<dyn Error + Send + 'static>>, String),
  /// Something went wrong trying to set or get window properties.
  WindowError(String),
  /// Something went wrong trying to create a window
  