ARM: dts: msm: add display preferences for sm8150

Provide the DSI primary and secondary TE and SDE's
mixer and controller preferences for DSI displays.

CRs-Fixed: 2254681
Change-Id: I7dc3252c4fd960287f13d1d1e325e485e177bbdb
Signed-off-by: Ajay Singh Parmar <aparmar@codeaurora.org>