Zabbix

.......... [DEV-1945] added integration tests for alerting for services

Merge in ZBX/zabbix from feature/DEV-1945-5.5 to release/6.0

* commit '979d913cd0f04f08c86ab56f70f52cdf9818b376':
  .......... [DEV-1945] added test case
  .......... [DEV-1945] fixed api call
  .......... [DEV-1945] fixed api call
  .......... [DEV-1945] updated integration tests
  .......... [DEV-1945] removed trailing commas
  .......... [DEV-1945] added integration tests for alerting for services