arm64: dts: qcom: sc7180: Add DDR/L3 votes for the pro variant

Add DDR/L3 bandwidth votes for the pro variant of SC7180 SoC, as it support
frequencies upto 2.5 GHz.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Link: https://lore.kernel.org/r/1606198876-3515-2-git-send-email-sibis@codeaurora.org


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