ARM: dts: msm: add 30 FPS and 720p to sim panel on kona

Adding timing nodes to enable 30Hz frame
rate for 4K, 2K and 1080 resolution along with
720p resolution with multiple FPS support on dual
DSI DSC simulation command mode panel for Kona target.

Change-Id: I9a6af54c5312690de3ecefe3e32b1761ac232880