Merge "Dispatch blur radius for BACKGROUND_APP state" into sc-v2-dev am: 512f95131c am: 04f5147e15

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15694306

Change-Id: Id9ad727cd0de31a96f8c690b3e84668e1f317c5a