code: public void logAttributeWarning(PathAddress address, Set<String> attributes) {
          logAttributeWarning(address, null, null, attributes);
      }
docs: Log a warning for the resource at the provided address and the given attributes. The detail message is a default
  'Attributes are not understood in the target model version and this resource will need to be ignored on the target host.'
  
  @param address    where warning occurred
  @param attributes attributes we are warning about