Zabbix

........S. [ZBX-15210] added housekeeping and handling in remove action operation of autoreg_host table

Merge in ZBX/zabbix from feature/ZBX-15210-6.0 to release/6.0

* commit 'dac74d1c3e2af192bd15cc63cc438fa5f0360925':
  ........S. [ZBX-15210] fixed typo in log message
  ........S. [ZBX-15210] added support for batches when Housekeeper deletes autoreg_host records
  .......... [ZBX-15210] added ChangeLog entry
  ........S. [ZBX-15210] added housekeeping and handling in remove action operation of autoreg_host table