ARM: dts: msm: Add entries for vbif register settings for msm8996

Add vbif/qos register settings for cpp on msm8996. The register
offsets and values are specified in the cpp node in camera device
tree.

Change-Id: I516390d8e3f11f7ec02c5c0d38e4a8f158e7c68a
Signed-off-by: Krishnankutty Kolathappilly <kkolatha@codeaurora.org>