ASoC: qcom: add sound card support for SM8650

Merge series from Neil Armstrong <neil.armstrong@linaro.org>:

Document the SM8650 sound card using the SM8450 fallback
and add the SM8650 compatible to the sc8280xp sound card
driver to use the sm8650 card driver_name like SM8450 & SM8550.

diff --cc Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
Simple merge

diff --cc sound/soc/qcom/sc8280xp.c
Simple merge