arm64: zynqmp: Enable DP for kr260, kv260, zcu100, zcu102, zcu104, zcu111

arm64: zynqmp: Enable DP for kr260, kv260, zcu100, zcu102, zcu104, zcu111

Upstream DP DT binding enforcing dp-connector and port description to
operate properly.

Co-developed-by: Rohit Visavalia <rohit.visavalia@amd.com>
Signed-off-by: Rohit Visavalia <rohit.visavalia@amd.com>
Co-developed-by: Nithish Kumar Naroju <nithishkumar.naroju@amd.com>
Signed-off-by: Nithish Kumar Naroju <nithishkumar.naroju@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/15e863adca11431f68d37d732cd8a453e508ad91.1756803198.git.michal.simek@amd.com