Zabbix

A.F....... [ZBX-7706] removed permission checks for ymin_itemid and ymax_itemid

* commit 'a9524fbfa97223ad721144582854f14791cb8616':
  A......... [ZBX-7706] fixed wrong changes in API
  ..F....... [ZBX-7706] fixed code styles
  A.F....... [ZBX-7706] removed permission checks for ymin_itemid and ymax_itemid