ARM: dts: msm: enable dynamic mode switch on JDI dual dsi panel

Dynamic mode switch is the ability to switch between video and
command mode with out the need to power down any part of the
panel.

Change-Id: I4ef91cd3c5d5f43e904d18d8b295a68e368ca7de
Signed-off-by: Terence Hampson <thampson@codeaurora.org>