elasticsearch_data job should use dynamic IPs
elasticsearch_data job should use dynamic IPs

when I scale out the es cluster, I don't want to worry about finding extra static IPs, just bump the instance number and deploy.
cloudfoundry-community/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,axelaris/logsearch-boshrelease,logsearch/logsearch-boshrelease,axelaris/logsearch-boshrelease,axelaris/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease,axelaris/logsearch-boshrelease,logsearch/logsearch-boshrelease,logsearch/logsearch-boshrelease,logsearch/logsearch-boshrelease,cloudfoundry-community/logsearch-boshrelease