ALSA: hda/realtek: Add support dual speaker for Dell

Dell new platform support dual speaker. But BIOS verb table only show one speaker.
It will fill verb table for second speaker. Then bind with CS AMP model.

Fixes: de90f516 ("ALSA: hda/realtek: Add support for DELL Oasis 13/14/16 laptops")
Signed-off-by: Kailang Yang <kailang@realtek.com>
Link: https://lore.kernel.org/r/4dd390a77bf742b8a518ac2deee00b0f@realtek.com


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