arm64: dts: qcom: sc7280: Add lpasscore & lpassaudio clock controllers

Add the low pass audio clock controller device nodes.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220202053207.14256-1-tdas@codeaurora.org