arm64: dts: qcom: sm6115: Hook up interconnects

Add interconnect provider nodes and hook up interconnects to consumer
devices, including bwmon.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231209-topic-6115iccdt-v1-2-f62da62b7276@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>