Convert the Arm Versatile FPGA interrupt controller binding to schema
format. It's a straight-forward conversion of the typical interrupt
controller.
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250505144558.1286889-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>