Zabbix

A......... [ZBX-23210] fixed inability to unlink a template containing items with empty value map from a template

* commit '59816e753054262752206d693b4530d1de09420b':
  .D........ [ZBX-23210] fixed typo in ChangeLog entry
  A......... [ZBX-23210] fixed inability to unlink a template containing items with empty valuemap from a template