Move config_disableMenuKeyInLockScreen to Keyguard overlay

Change-Id: I61066cdbb1cc6436a0b9f8e5149d5fc55c5fb164
(cherry picked from commit b955d91e56083cc44b21eb8d47c3c79bbf76e715)
(cherry picked from commit 5bf84952510536ba6b64b840cfb68d6485b6d625)