elasticsearch-kibana: rename hostname to domain

Package Merge Request

Package Changes

https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/blob/0.7.1-bb.0/CHANGELOG.md

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/merge_requests/103

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/apps/core/elasticsearch-kibana/-/issues/26