Caused by two typos, no output channel mappings were assigned for
MADI/MADIface at double/quad speed.

The channel mapping is indeed identical to the single speed mapping, the
cards will simply use the first N channels.
Signed-off-by: NFlorian Faber <faber@faberman.de>
Signed-off-by: NFredrik Lingvall <fredrik.lingvall@gmail.com>
Signed-off-by: NAdrian Knoth <adi@drcomp.erfurt.thur.de>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>