arm64: dts: qcom: sc8280xp-pmics: Add thermal zones for PM8280_{1/2} PMICs

Add thermal zones for the PM8280_{1/2} PMICs by using the temperature
alarm blocks as the thermal sensors. Temperature trip points are
inherited from PM8350 PMIC.

Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221103095810.64606-4-manivannan.sadhasivam@linaro.org