Zabbix

...G...... [ZBX-23888] added setting items to unsupported stated when invalid regexp is supplied

Merge in ZBX/zabbix from feature/ZBX-23888-6.4-1 to release/6.4

* commit '8d303921270fe4b6c0718308aab981e8bb5a35e2':
  ...G...... [ZBX-23888] fixed resource leak
  ...G...... [ZBX-23888] fixed build on netbsd
  ...G...... [ZBX-23888] fixed build on freebsd
  ...G...... [ZBX-23888] added setting items to unsupported stated when regex with lookbehind or lookahead is supplied