Fix init.fk permissions

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
msm8974-common: Upstream https://github.com/franciscofranco/ramdisk_one_plus_one/commit/9907a47991d6979ddf03e2a19608dfe187e4aa3f

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>