Zabbix

A.F....PS. [ZBXNEXT-6257] implemented Check for not supported value preprocessing step test

* commit '39ccd884613e922fc8a8cb9a2b35163bda89d449': (30 commits)
  ..F....... [ZBXNEXT-6274] fixed not showing "value set to" after preproc step
  ..F....... [ZBXNEXT-6274] fixed not showing "value set to" after preproc step
  .......... [ZBXNEXT-6257] fixed lld and items tests
  ..F....PS. [ZBXNEXT-6257] fixed sub-issue (2)
  ..F....... [ZBXNEXT-6274] removed "Not supported" check from LLD rules
  .......... [ZBXNEXT-6257] fixed lld preprocessing test
  .......... [ZBXNEXT-6257] fixed item preprocessing tests
  ..F....... [ZBXNEXT-6257] fixed coding style
  ..F....... [ZBXNEXT-6274] added calculated item key validation in before test form
  A.F....... [ZBXNEXT-6274] fixed ordering issue
  .......... [ZBXNEXT-6257] fixed data provider for custom on fail and inheritance test
  .......... [ZBXNEXT-6257] selenium tests fixes, new cases for not supported value step test
  .......PS. [ZBXNEXT-6257] minor refactoring
  .......PS. [ZBXNEXT-6257] fixsd space
  .......PS. [ZBXNEXT-6257] fixed coding style
  .......PS. [ZBXNEXT-6257] fixed error message print
  .......PS. [ZBXNEXT-6257] fix for no steps case
  .D........ [ZBXNEXT-6274] updated change log entry
  A......... [ZBXNEXT-6274] ensured preprocessing step order on save and update
  ..F....... [ZBXNEXT-6274] reverted "ensured preprocessing step order on save and update"; no conflicts
  ...