Zabbix

..F....... [ZBX-27632] fixed trigger severity checkboxes update to checked state after validation error

* commit '2ba2d1fedc540b2453f2cc96cb37447f5db600c0':
  .......... [DEV-4916] fixed review comments
  .......... [DEV-4916] minor adjustment 7.4
  .......... [DEV-4916] fixed review comments
  .......... [DEV-4916] adjusted test comment
  .......... [DEV-4916] fixed review comments
  .......... [DEV-4916] added TEST_BAD
  .......... [DEV-4916] adjusted test after review
  .......... [DEV-4916] added triggerSeverity test
  .D........ [ZBX-27632] added changelog entry
  ..F....... [ZBX-27632] fixed trigger severity checkboxes update to checked state after validation error