ALSA: hda - Add missing mixer widget for AD1983

The mixer widget on AD1983 at NID 0x0e was missing in the commit
[f2f8be43: ALSA: hda - Add aamix NID to AD codecs].

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=70011


Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>