ASoC: codecs: Add aw87390 amplifier driver

Add i2c and amplifier registration for aw87390 and
their associated operation functions.

Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
Link: https://lore.kernel.org/r/20230928105727.47273-11-wangweidong.a@awinic.com
Signed-off-by: Mark Brown <broonie@kernel.org>