ALSA: hda - Fix headset mic detection problem for two Dell laptops

They uses the codec ALC255, and have the different pin cfg definition
from the ones in the existing pin quirk table. Now adding them into
the table to fix the problem.

Cc: stable@vger.kernel.org
Signed-off-by: Hui Wang <hui.wang@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>