Zabbix

.......... [DEV-2400] added new tests scenarios for Scripts page

Merge in ZBX/zabbix from feature/DEV-2400-6.2 to release/6.2

* commit 'c437d3a2337e56fd3235060e83e59e34136e25af':
  .......... [DEV-2400] Selenium tests, added fixes regarding code review
  .......... [DEV-2400] Selenium tests, added fixes regarding code review
  .......... [DEV-2400] Selenium tests, fixed code style and comment
  .......... [DEV-2400] Selenium tests, additional fixes for testPageAlertsScripts_Delete scenario
  .......... [DEV-2400] Selenium tests, added new test scenarios in 6.2 branch