arm64: zynqmp: Move DP nodes to the end of file on zcu106

This location is used by others DTs files that's why this move.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Link: https://lore.kernel.org/r/d14404afd846f975a421023e9e9b6ad18585719f.1623684253.git.michal.simek@xilinx.com