conf/cards: add Audio Advantage Micro II

With related kernel chnages add extended suport for:
- AES bits controls (via device suffix AESn= or tools like iecset)
- SPDIF switch control, turning on/off the optical transmitter (via alsamixer tool)

Signed-off-by: Przemek Rudy <prudy1@o2.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>