message: core: fix MSVC warning
diff: @@ -469,7 +469,7 @@ void SystemImpl::send_autopilot_version_request()
  MavlinkCommandSender::CommandLong command{};
  command.command = MAV_CMD_REQUEST_MESSAGE; // MAV_CMD_REQUEST_AUTOPILOT_CAPABILITIES;
  - command.params.maybe_param1 = MAVLINK_MSG_ID_AUTOPILOT_VERSION;
  + command.params.maybe_param1 = {static_cast<float>(MAVLINK_MSG_ID_AUTOPILOT_VERSION)};
  command.target_component_id = get_autopilot_id();
  send_command_async(command, nullptr);
  @@ -481,7 +481,7 @@ void SystemImpl::send_flight_information_request()
  MavlinkCommandSender::CommandLong command{};
  command.command = MAV_CMD_REQUEST_MESSAGE; // MAV_CMD_REQUEST_FLIGHT_INFORMATION;
  - command.params.maybe_param1 = MAVLINK_MSG_ID_FLIGHT_INFORMATION;
  + command.params.maybe_param1 = {static_cast<float>(MAVLINK_MSG_ID_FLIGHT_INFORMATION)};
  command.target_component_id = get_autopilot_id();
  send_command_async(command, nullptr);
  