The mtd_nandbiterrs.ko kernel module was added with kernel 3.7. We
should package it like the other test modules.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Link: https://github.com/openwrt/openwrt/pull/15833
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>