arm64: dts: qcom: sm8250: add audio clock controllers

Add audiocc and aoncc clock controller nodes required for audio on RB5.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201202180741.16386-3-srinivas.kandagatla@linaro.org


[bjorn: Dropped includes for now]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>