ASoC: qcom: sm8250: Add Fairphone 5 soundcard compatible

ASoC: qcom: sm8250: Add Fairphone 5 soundcard compatible

Add a compatible for the QCM6490-based Fairphone 5 which can use this
machine driver.

As a note, QCM6490 RB3 board is using audioreach architecture while
Fairphone 5 uses pre-audioreach.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://patch.msgid.link/20250507-fp5-dp-sound-v4-4-4098e918a29e@fairphone.com
Signed-off-by: Mark Brown <broonie@kernel.org>