Zabbix

A......... [ZBX-24975] fixed "username", "name" and "surname" cannot be retrieved by "selectAcknowledges" parameter of event.get API

* commit 'c38ab14c85a3c3597d7c5ce416b3c6d6a14c47d0':
  A......... [ZBX-24975] minor improvements
  .D........ [ZBX-24975] added changelog file
  A......... [ZBX-24975] fixed "username", "name" and "surname" cannot be retrieved by "selectAcknowledges" parameter of event.get API

(cherry picked from commit 028d1c0f2d5debfcd49454917089d1c80006f76a)