include/kernel: sort module lists for reproducibility

This is to get reproducible builds of, eg, the kmod-sched ipkg.

Locale preferences can change build order, but the locale is already been
defined for the entire build process, so it doesn't need to be specified here.

Signed-off-by: bryan newbold <bnewbold@robocracy.org>

SVN-Revision: 48540