ALSA: hda/realtek - Fix alienware headset mic

Headset microphone quirk for alienware 15r3. Without this using
a headset with mic attached will not work.

Signed-off-by: James McDonnell <james_mcdonnell@hotmail.com>
Link: https://lore.kernel.org/r/QB1PR01MB2337D0367C2E3ADB0010134F808C0@QB1PR01MB2337.CANPRD01.PROD.OUTLOOK.COM


Signed-off-by: Takashi Iwai <tiwai@suse.de>