arm64: dts: qcom: sm8350: use interconnect enums

Add interconnect enums instead of numbers now that interconnect is in
mainline.

Reviewed-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210513060705.382184-1-vkoul@kernel.org


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