ARM: dts: msm: Add snapshot of display dt for msm8917

Snapshot of panel and 8917 mdss dt from msm-3.18
branch commit id 20d121d2.
("ARM: dts: msm: add support for Truly 720p video mode panel").

Change-Id: If0dd7fc2b2444083154ab07df626f5dce26f2f2d
Signed-off-by: Raghavendra Ambadas <rambad@codeaurora.org>