arm64: dts: qcom: msm8956: use SoC-specific compat for tsens

The slope values used during tsens calibration differ between msm8976
and msm8956 SoCs. Use SoC-specific compat value for the msm8956 SoC.

Fixes: 0484d3ce ("arm64: dts: qcom: Add DTS for MSM8976 and MSM8956 SoCs")
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230101194034.831222-16-dmitry.baryshkov@linaro.org