xilinx: zynqmp: Wire tee for Multi DTB use cases

Fix TEE wiring when MULTI_DTB is selected.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/c8523a89d910ae6b8a9971b4e7b3bda89be3dc27.1652874088.git.michal.simek@amd.com