Revert "Better coding for HW keys enable/disable feature"

This reverts commit 89062a0afe23f2774cbc5b9fa05aae67ab815f2d.
Revert "[Base] Ability to turn HW keys on/off on supported devices (1/2)"

This reverts commit 4438c07283a650b08ba3a01902adb2fe3fc1de76.
[Base] Ability to turn HW keys on/off on supported devices (1/2)

- Enabled through overlay in devices repo

Change-Id: I5ca53bf60482392298c7ab6de3efe17abf20b2b9