refactor(fdts): remove unused nodes from CoT device tree

Since the CoT device tree is intended solely for BL2, remove the
nodes that are not handled by BL2.

Change-Id: I977eec902f16de59743e97d15148d63934b7b863
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
2 files changed