Quiet Hours: Allow disabling phone ringer (2/3)

Change-Id: Ica45cded1b70af36f9e0efdc5ec6911a138e0551
Allow changing screen-off animation (2/2)
Settings: Lockscreen Colors and Lock Image
Revert "Allow changing screen-off animation (2/2)"

This reverts commit c4f16bcef9d0b3ec222eed4b8f9a636a2c97b7d9.