arm64: dts: qcom: x1e80100: Add '#cooling-cells' for CPU nodes

arm64: dts: qcom: x1e80100: Add '#cooling-cells' for CPU nodes

Enable passive cooling for CPUs in the X1E80100 SoC by adding the
'#cooling-cells' property. This will allow the OS to mitigate the CPU
power dissipation with the help of SCMI DVFS.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Tested-by: Gaurav Kohli <gaurav.kohli@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260210070321.17033-1-manivannan.sadhasivam@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>