message: mavlink_parameters: fix missing return
diff: @@ -423,8 +423,8 @@ public:
  return _value.as<float>() == std::stof(value_str.c_str());
  } else if (_value.is<double>()) {
  return _value.as<double>() == std::stod(value_str.c_str());
  - } else if (_value.is<custom_type_t>()) {
  - // FIXME: not clear how to handle this
  + } else {
  + // This also covers custom_type_t
  return false;
  }
  }
  