Zabbix

.......PS. [DEV-2695] removed group/all access flags for fping temporary files

Merge in ZBX/zabbix from feature/DEV-2695-6.5 to master

* commit 'cf07db1d5c2b8fe4a9de85fed22cf05035e08914':
  .......PS. [DEV-2695] remove group/all access flags when creating fping input file for testing fping features