[ALSA] hda: BIOS changing subsystem id

Some laptop BIOS change the subsystem id for STAC9205 cards if the
microphone isn't toggled on/off in the settings.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>