e570831443
Automatic merge from submit-queue (batch tested with PRs 55998, 55400). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>. Update of elasticsearch kibana version **What this PR does / why we need it**: Updated elasticsearch and kibana version to version 5.6.4 This was motivated by @crassirostris in https://github.com/kubernetes/kubernetes/pull/54215#issuecomment-343003874 **Release note**: ```release-note [fluentd-elasticsearch addon] Elasticsearch and Kibana are updated to version 5.6.4 ```