Two bug reporters with Dell XPS 15 report that they need to use the
dell-headset-multi model to get the headset mic working.

The two bug reporters have different PCI SSID (1028:05fd and 1028:05fe)
but this pin quirk matches both.

BugLink: https://bugs.launchpad.net/bugs/1331915


Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>