ASoC: dt-bindings: qcom,sm8250: document SM8650 sound card

Add sound card for SM8650, which as of now looks fully compatible with
SM8450.
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20231212-topic-sm8650-upstream-snd-card-v1-1-fbfc38471204@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/qcom,sm8250.yaml

@@ -24,6 +24,7 @@ properties:
       - items:
           - enum:
               - qcom,sm8550-sndcard
+              - qcom,sm8650-sndcard
           - const: qcom,sm8450-sndcard
       - enum:
           - qcom,apq8016-sbc-sndcard