ARM: dts: msm: fix panel on cmd for sharp 4k dsc video panel

Fix the panel on command for sharp 4k dsc video model panel
according to panel spec. And remove few parameters from the config
file, which are unnecessary for video mode panels.

CRs-fixed: 974677
Change-Id: I92cb0c5a30206b6b788cdfe2b0316e4bf77d1828
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>