message: hitl can be 1, or 2 when using the SIH
diff: @@ -1147,7 +1147,7 @@ void TelemetryImpl::receive_param_hitl(MAVLinkParameters::Result result, int val
  return;
  }
  - _hitl_enabled = (value == 1);
  + _hitl_enabled = (value > 0);
  // assume sensor calibration ok in hitl
  if (_hitl_enabled) {
  