ARM: dts: msm: add display support for QM215 QRD device.

Enable the MDSS/DSI nodes and update the properties to add
support for display on QM215 QRD device.

Change-Id: I1131506fe05712a73a5dac19e4f8e055808971d8
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>