Revert "overlay: fix typo in Flashlight sysfs path"

This reverts commit 9853613053ecf2b1a9bb7c251a91a4a70cb12721.

Change-Id: Id997438b3ec70979e07d26ee4dfaf2b53c2324cf
Revert "overlay: fix Flashlight overlay"

This reverts commit 42306230822e2c4852fea301c4be7c059bdfe77e.

Change-Id: I1260b88c9f708865dfd339b67347a237433fe125