ad1a555 Tests: fix wait_for_replication task

1 file Authored by mbasti 7 years ago, Committed by mbabinsk 7 years ago,
    Tests: fix wait_for_replication task
    
    DS changed a format of replication status attribute. Now it is with
    prefix "Error (x)" where x is the error code.
    
    Both formats were kept to allow tests run on older and new
    versions of DS.
    
    Reviewed-By: Milan Kubik <mkubik@redhat.com>