ARM: dts: msm: update dual dsi sim panel res for sdm845 target

Update dual dsi simulator panel with 1080P@120fps, 2K@60fps
and 4K@40fps resolution support with multiple timing
parameters on sdm845 target. 1080p resolution is default
boot up resolution for this panel.

Change-Id: I63c8b75321fda02bbc4959d77e832510258a988f
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>