ASoC: codecs: Add aw88081 amplifier driver

The driver is for amplifiers aw88081 of Awinic Technology
Corporation. The awinic AW88081 is an I2S/TDM input,
high efficiency digital Smart K audio amplifier

Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
Reviewed-by: anish kumar <yesanishhere@gmail.com>
Link: https://patch.msgid.link/20241024090324.131731-3-wangweidong.a@awinic.com


Signed-off-by: Mark Brown <broonie@kernel.org>