@Override
    public void batchUnSubscribe(List<ConsumerConfig> configs) {
        for (ConsumerConfig config : configs) {
            unSubscribe(config);
        }
    }
Instantiates a new Nacos registry.

@param registryConfig the registry config
registry/registry-nacos/src/main/java/com/alipay/sofa/rpc/registry/nacos/NacosRegistry.java