public static void delZNode(ZooKeeperWatcher zkw, String zkNode) {
        try {
            zkw.getRecoverableZooKeeper().delete(zkNode, -1);
        } catch (Throwable e) {
            //
        }
    }
delete the specified zkNode.

@param zkw   zk reference
@param zkNode path of node
inlong-tubemq/tubemq-server/src/main/java/org/apache/inlong/tubemq/server/common/zookeeper/ZKUtil.java