ARM: dts: msm: update ipa msm bus vote for SM8150

Update msm bus votes per architecture recommendation for SM8150

Change-Id: I0c738d998c7436950680bb7a7d429fe5b146e64b
Acked-by: Ady Abraham <adya@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>