ARM: dts: msm: Realign bus freq format for msmgold

Video driver is modified to read the bus table in a
different way. Modify the device tree file to align
with the way that video driver can parse and vote
the required bandwidth accordingly.

Change-Id: I921d7e9f30eb106588a90a508a16d961155d25e3
Signed-off-by: Vikash Garodia <vgarodia@codeaurora.org>