This reverts commit ac640718aa as it
removes base-files package when KERNEL_NAMESPACES is deselected, as
base-files depends on procd-ujail which needs KERNEL_NAMESPACES.
Fixes: #17075
Link: https://github.com/openwrt/openwrt/pull/17081
Link: https://github.com/openwrt/openwrt/pull/17081
Signed-off-by: Petr Štetiar <ynezz@true.cz>