ALSA: hdspm - Add firmware ID for older AES32 cards.

The current AES32 firmware revision ID is 234, however, a user confirmed
that everything works fine with the previous revision, too.

Signed-off-by: Adrian Knoth <adi@drcomp.erfurt.thur.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>