Merge "[Hotseat] Remove stale predictions when AppIcon is removed" into sc-v2-dev am: 091d91a84b am: de409fc30a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15862161

Change-Id: I616fb524b3f8b95cedb450889e32e9778c56617c