Stop tweaking /etc/modules.

It's 2015, the kernel should load these things automatically.

Will-Fix: #10609

config/chroot_local-hooks/40-etc_modules

-#!/bin/sh
-
-set -e
-
-echo "Adding cpufreq modules to /etc/modules"
-
-for module in cpufreq_powersave dm-mod ; do
-   echo "${module}" >> /etc/modules
-done