arm64: dts: qcom: sm8250: Use 2 interconnect cells

Use two interconnect cells in order to optionally support a path tag.

Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230602062016.1883171-3-abel.vesa@linaro.org