message: camera: prevent timeout with failed images
  If we don't add unsuccessful images to the list, then we might keep
  requesting them and ultimately time out.
diff: @@ -933,9 +933,7 @@ void CameraImpl::process_camera_image_captured(const mavlink_message_t& message)
  capture_info.is_success = (image_captured.capture_result == 1);
  capture_info.index = image_captured.image_index;
  - if (capture_info.is_success) {
  _status.photo_list.insert(std::make_pair(image_captured.image_index, capture_info));
  - }
  _captured_request_cv.notify_all();
  