arm64: dts: renesas: falcon: Enable CANFD 0 and 1

Enables confirmed-working CAN interfaces 0 and 1 on the Falcon board.

Signed-off-by: Ulrich Hecht <uli+renesas@fpond.eu>
Link: https://lore.kernel.org/r/20220309162609.3726306-4-uli+renesas@fpond.eu


Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>