ZOOKEEPER-3498: Move jute generated sources to generated-source/java
ZOOKEEPER-3498: Move jute generated sources to generated-source/java

Avoid mixup with class files.

cc phunt anmolnar eolivelli nkalmar

Author: tison <wander4096@gmail.com>

Reviewers: eolivelli@apache.org, andor@apache.org

Closes #1043 from TisonKun/ZOOKEEPER-3498

hanm/zookeeper,arshadmohammad/zookeeper,apache/zookeeper,arshadmohammad/zookeeper,hanm/zookeeper,apache/zookeeper,arshadmohammad/zookeeper,maoling/zookeeper,hanm/zookeeper,maoling/zookeeper,maoling/zookeeper,apache/zookeeper,arshadmohammad/zookeeper,maoling/zookeeper,hanm/zookeeper,hanm/zookeeper,hanm/zookeeper,maoling/zookeeper,apache/zookeeper,maoling/zookeeper,arshadmohammad/zookeeper,maoling/zookeeper,maoling/zookeeper,apache/zookeeper,hanm/zookeeper,arshadmohammad/zookeeper,hanm/zookeeper,apache/zookeeper,arshadmohammad/zookeeper,apache/zookeeper,arshadmohammad/zookeeper,apache/zookeeper