Merge "Update light reveal effect on wake/sleep so that the screen off...

Merge "Update light reveal effect on wake/sleep so that the screen off animation works too." into sc-dev am: 71812c21 am: 7b374ebd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15162037

Change-Id: Id227efe6794f84917d2be025b8af86d0106a9863