Merge "Add new MANAGE_WALLPAPER_EFFECTS_GENERATION permission for the cts test" am: d1dfefffec am: 92bea7818d am: e6f7842767

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1955201

Change-Id: I823a04a9b0268bb2b50b96c9a1aeab0fa3cee9a4