ALSA: hda - Fix pop noises on reboot for Dell XPS 13 9333

If nid 0x15 (Headphone Playback Switch) is in D3 and headphones are
plugged in when the laptop reboots, a pop noise is generated.
Prevent this by keeping nid 0x15 in D0 when headphones are plugged in.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=76611


Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>