ARM: dts: msm: update phy timing for 3.75 dsc panel on sm8150 target

This change updates simulation dsi panel phy timings for command
mode panel with 3.75:1 DSC configuration on sm8150 target.

Change-Id: I0025c797bab90b2c93284152abb383c85060fd69
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>