Zabbix

........S. [ZBX-25907] fixed auto registration with proxy group to specific proxy in same proxy group

Merge in ZBX/zabbix from feature/ZBX-25907-7.0 to release/7.0

* commit '06d8ebc7b8d33d7c81e09d7fd993de8f4f3a6b72':
  .D........ [ZBX-25907] added changelog entry
  ........S. [ZBX-25907] added small style fixes
  ........S. [ZBX-25907] added small style fixes
  ........S. [ZBX-25907] updated autoregistration to keep host pinned to proxy if the proxy has not been changed