Revert "init: chroot from recovery to /first_stage_ramdisk"

This reverts commit 56999b41af9c553787a2436ce4067aca04aa2dc6.

Reason for revert: Something is broken here; we're not switching to /system properly.

Change-Id: I777fedcfb545c11275c9cc12f99b99a2423959a0
4 files changed