techpack: video: Video driver kernel project initial snapshot

This change brings msm vidc driver from base 4.19 kernel project.
It is the first source code snapshot from base kernel project.

Change-Id: I1d600c4e9459b9013f4b607890c52644f6d94f0c
Signed-off-by: Shivendra Kakrania <shiven@codeaurora.org>