Zabbix

.......... [DEV-1067] Added new data providers for Prometheus and JavaScript in preprocessing, refactored tests for using Trait

* commit '1ac58eb3fbd76fefda191ba250914c60cce56449':
  .......... [DEV-1067] fixed for review
  .......... [DEV-1067] removed unnecessary commas in testFormItemPrototypePreprocessing
  .......... [DEV-1067] removed unnecessary commas in testFormItemPreprocessing
  .......... [DEV-1067] Added new data providers for Prometheus and JavaScript in preprocessing, refactored tests for using Trait
  .......... [DEV-1067] Added new feature for converting preprocessing steps in data, added workaround for multiselect in tests