arm64: dts: ti: Add FPDLink overlay for AM69 SK

commit 73b44894f2e04887781e5e1270a7b29db64754e5 from
git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git



The ADAS Sensor Fusion Application board can be used with AM69 SK
to connect up to 8 2MP cameras. Add overlays for the Fusion Application
Board containing the UB960 deserializer for AM69 SK board. The changes
were tested with IMX390 cameras connected to the ports.

Signed-off-by: Dasnavis Sabiya <sabiya.d@ti.com>
Signed-off-by: Xulin Sun <xulin.sun@windriver.com>