ALSA: virtuoso: add HDAV1.3 Slim PCI ID

Add a PCI ID for the Xonar HDAV1.3 Slim.  There is no actual support,
but the presence of the ID allows the EEPROM repair code to work for
this card.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>