Set nand flash for KN-1910
Sysupgrade or any other method i tried (asu, owut) not working without it. Tested with a local build.
Signed-off-by: Esat Yiğithan GÖKTOPRAK <eygoktoprak@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/22311
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit d97381aff3)