Zabbix

..F....... [ZBXNEXT-7082] fixed PHP8 using deprecated function libxml_disable_entity_loader()

Merge in ZBX/zabbix from feature/ZBXNEXT-7082-6.1 to release/6.0

* commit 'b29b77af0d3cc1b556975d57aa717b64b1916ad1':
  ..F....... [ZBXNEXT-7082] fixed coding style
  ..F....... [ZBXNEXT-7082] fixed solution with more common workaround
  ..F....... [ZBX-20535] fixed solution with more common workaround
  ..F....... [ZBXNEXT-7082] fixed PHP8 using deprecated function libxml_disable_entity_loader()