build(deps): bump zookeeper

Bumps zookeeper from 3.4.9 to 3.4.14.

---
updated-dependencies:
- dependency-name: org.apache.zookeeper:zookeeper
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

dubbo-java/dubbo-demo/dubbo-demo-provider-with-zookeeper/pom.xml

@@ -27,7 +27,7 @@
         <dubbo.version>2.7.4.1</dubbo.version>
         <javassist_version>3.20.0-GA</javassist_version>
         <netty_version>3.2.5.Final</netty_version>
-        <zookeeper_version>3.4.9</zookeeper_version>
+        <zookeeper_version>3.4.14</zookeeper_version>
         <zkclient_version>0.2</zkclient_version>
         <curator_version>2.12.0</curator_version>
         <fastjson_version>1.2.31</fastjson_version>