ARM: dts: msm: camera: Add regulator names and bus vectors in cpp node

The bus vectors are statically setup in cpp driver which is not
portable on non-msm platforms. Hence add the vectors in dtsi node
where the vectors can be setup with the bus routine
msm_bus_cl_get_pdata dynamically.

Change-Id: Ia1be07d7ad6542048ec8e20f3403f04a17cf4f9c
Signed-off-by: Lakshmi Narayana Kalavala <lkalaval@codeaurora.org>