Revert "Hammerhead:  Enable kernel module loading"

This does not work in current state with the ROM and busybox.
Busybox does not have the required permissions to allow system write access,
or the permissions to install and load modules.

This reverts commit 0ba554a341795bd7c011a2adf9948fc93240fd38.
Merge remote-tracking branch 'github/L' into L