Controls Lockscreen affordance

Place a button on the lockscreen similar to the wallet
affordance. Only enable the button if:

1. User has enabled the setting
2. Device control services are enabled
3. The user has favorited at least 1 control

Fixes: 194435266
Test: manual
Change-Id: Idc755656e2d3b7df77bf95d06f076b63349ece9a
(cherry picked from commit 9172eef0)