fix: typos

Author: DavidVujic

lib/zookeeper.js

@@ -255,7 +255,7 @@ class ZooKeeper extends EventEmitter {
     /**
      * @param path {string}
      * @param watch {boolean}
-     * @param childCb {childCb}
+     * @param childCb {child2Cb}
      * @returns {*}
      */
     a_get_children2(path, watch, childCb) {
@@ -266,7 +266,7 @@ class ZooKeeper extends EventEmitter {
     /**
      * @param path {string}
      * @param watchCb {watchCb}
-     * @param childCb {childCb}
+     * @param childCb {child2Cb}
      * @returns {*}
      */
     aw_get_children2(path, watchCb, childCb) {