ALSA: hda - controller is in GPU on the DG1

Add Intel DG1 to the CONTROLLER_IN_GPU list to ensure audio power is
requested whenever programming the controller.

Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20200921141741.2983072-3-kai.vehmanen@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>