arm64: dts: qcom: sa8775p-*: Remove thermal zone polling delays

All of the thermal zone suppliers are interrupt-driven, remove the
bogus and unnecessary polling that only wastes CPU time.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240510-topic-msm-polling-cleanup-v2-15-436ca4218da2@linaro.org


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