public void loadHotModifiedProps(TrimProperties properties) {
    Optional.ofNullable(properties.getProperty(IoTDBConstant.CLUSTER_NAME))
        .ifPresent(conf::setClusterName);
  }
Check if the current ConfigNode is SeedConfigNode.

<p>Notice: Only invoke this interface when first startup.

@return True if the seed_config_node points to itself
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/conf/ConfigNodeDescriptor.java