0698718 sdap_async: Use specific errmsg when available

1 file Authored by mzidek 8 years ago, Committed by jhrozek 8 years ago,
    sdap_async: Use specific errmsg when available
    
    Ticket:
    https://fedorahosted.org/sssd/ticket/2762
    
    Use specific errmsg when ldap returns
    LDAP_CONSTRAINT_VIOLATION code if that specific
    message is available.
    
    Reviewed-by: Pavel Reichl <preichl@redhat.com>