Updated service ad_group_mu_ucn
Updated service ad_group_mu_ucn

- For the purpose of Samba on AD, we must set also samAccountName
  attribute for the groups. Groups are handled only in specified OU by CN,
  so no duplicity is created or existing samAccountName deleted.

Laliska/perun-services,frhrdina/perun-services,CESNET/perun-services,frhrdina/perun-services,Laliska/perun-services,Laliska/perun-services,zlamalp/perun-services,Laliska/perun-services,CESNET/perun-services,stavamichal/perun-services,zlamalp/perun-services,zlamalp/perun-services,stavamichal/perun-services,frhrdina/perun-services,sustr4/perun-services,stavamichal/perun-services,frhrdina/perun-services,sustr4/perun-services,stavamichal/perun-services,CESNET/perun-services,sustr4/perun-services,CESNET/perun-services,sustr4/perun-services,zlamalp/perun-services