filters/pcsprelude2pcscompact[resources]: not FD -> still group
    
    Because group represents colocation + ordering, i.e., the core idea of
    a plain service group of RGManager.  Failover domain just fine-tunes
    node affinity (as in location constraint of pacemaker, as is added
    in one of the following commits).
    
    Signed-off-by: Jan Pokorný <jpokorny@redhat.com>