[ALSA] cmipci: reorganize chip version detection

Add a case for chip version 39 where no bit is set in register 0Ch, and
move the detection of version 39 before that of 8768.  This makes the
logic more compatible with the driver on that other OS.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>