uboot-imx

ARM: dts: socfpga: Add missing NAND reset

The NAND reset is missing from DT, so the reset manager cannot unreset the NAND.
Add the missing DT reset entry.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>