ASoC: dt-bindings: max98363: add soundwire amplifier

Add dt-bindings information for Analog Devices MAX98363 SoundWire Amplifier

Signed-off-by: Ryan Lee <ryans.lee@analog.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230330234319.6841-2-ryan.lee.analog@gmail.com


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