ARM: dts: msm: fix bluetooth functionality failure after XO shutdown

XO shutdown will turn off power supply VDD_PMU_AON_I and cause
bluetooth functionality failure for SDXPRAIRIE, fix it by voting
to keep the power supply on.

CRs-Fixed: 2510254
Change-Id: I1f9da97cc425a041808be7f341f0b31bf1897a20
Signed-off-by: Zijun Hu <zijuhu@codeaurora.org>