[backport] 5.x - Update elasticsearch plugin to require ES to have the same version as Kibana.#8266

cjcenizal merged 1 commit intoelastic:5.xelastic/kibana:5.xfrom

cjcenizal:backport-5.x/feature/es-version-checkingcjcenizal/kibana:backport-5.x/feature/es-version-checkingCopy head branch name to clipboard