Zabbix

..F....... [ZBX-23478] fixed issue when missing locale error would not be displayed for user under certain conditions

Merge in ZBX/zabbix from feature/ZBX-23478-6.5 to master

* commit '759500cc86439240873c9814eeda6fc83b416261':
  .......... [ZBX-23478] added system locale to prerequisites for 6.5
  ..F....... [ZBX-23478] updated en_US folder name in locale script files
  ..F....... [ZBX-23478] fixed issue when missing locale error would not be displayed for user under certain conditions