Zabbix

..F....... [ZBX-18511] fixed error for non logged in user trying to access graphs page with time range arguments

Merge in ZBX/zabbix from feature/ZBX-18511-5.2 to release/5.2

* commit 'ab9f5fc7e07efcdce9a5311642379ab7ee3b918c':
  ..F....... [ZBX-18511] time range validation for non logged in user will throw access deny error