ALSA: hda/hdmi: Add a HP device 0x8715 to force connect list

Add the 'HP Engage Flex Mini' device to the force connect list to
enable audio through HDMI.

Signed-off-by: Adrian Chan <adchan@google.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20230109210520.16060-1-adchan@google.com


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