arm64: dts: qcom: pm8150x: add definitions for adc-tm5 part

Define adc-tm5 thermal monitoring part. Individual channes and thermal
zones are to be configured in per-device dts files.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210119054848.592329-4-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>