ARM: dts: msm: Add more fw loading options for vidc on plutonium

Add a boolean flag to choose between secure vs non-secure pil
and another value indicating the address at which fw was loaded
if done manually.

Change-Id: Ic682fae33117966f151a798c178bb6e23b03e08c
Signed-off-by: Shalaj Jain <shalajj@codeaurora.org>