arm64: dts: qcom: sm8150: Add APSS watchdog node

Add APSS (Application Processor Subsystem) watchdog
DT node for SM8150 SoC.

Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Link: https://lore.kernel.org/r/0101016ef3393092-487ddf4a-2e17-40f0-8161-3e686a7b57dc-000000@us-west-2.amazonses.com


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>