message: Always make audio_pass_thru_capabilities_ an array when reading from UIGetCapabilities response
  Reflecting code review comment.
diff: @@ -78,8 +78,19 @@ void UIGetCapabilitiesResponse::Run() {
  hmi_capabilities.set_audio_pass_thru_capabilities(
  msg_params[strings::audio_pass_thru_capabilities_list]);
  } else if (msg_params.keyExists(strings::audio_pass_thru_capabilities)) {
  + const smart_objects::SmartObject& audio_pass_thru_capabilities =
  + msg_params[strings::audio_pass_thru_capabilities];
  + if (smart_objects::SmartType_Array ==
  + audio_pass_thru_capabilities.getType()) {
  hmi_capabilities.set_audio_pass_thru_capabilities(
  - msg_params[strings::audio_pass_thru_capabilities]);
  + audio_pass_thru_capabilities);
  + } else {
  + smart_objects::SmartObject audio_pass_thru_capabilities_list(
  + smart_objects::SmartType_Array);
  + audio_pass_thru_capabilities_list[0] = audio_pass_thru_capabilities;
  + hmi_capabilities.set_audio_pass_thru_capabilities(
  + audio_pass_thru_capabilities_list);
  + }
  }
  if (msg_params.keyExists(strings::hmi_capabilities)) {
  