ASoC: dt-bindings: wm8580: Convert to dtschema

Convert the WM8580 and WM8581 audio CODEC bindings to DT schema

Signed-off-by: Saalim Quadri <danascape@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230405205025.6448-1-danascape@gmail.com


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