arm64: dts: qcom: sm8350: Use 2 interconnect cells

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

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230117115712.1054613-1-rfoss@kernel.org