bug#18068: LINUX_MODULE_DIRECTORY needs trailing slash

[Ludovic Courtès]

I think it would be best to fix the module-init-tools patch.
Could you look into it?

(Note that (1) udev uses kmod, not module-init-tools, and (2) it’s
possible to use ‘kmod load’ instead of ‘insmod’.)

Thanks,
Ludo’.