arm64: dts: sdm845: Add lpasscc node

This adds the low pass audio clock controller node to sdm845 based on
the example in the bindings.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Taniya Das <tdas@codeaurora.org>
[bjorn: Disabled lpasscc node, as it's normally protected]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Signed-off-by: Andy Gross <andy.gross@linaro.org>