Merge "[Search] Resolve afterimage when closing allapps" into sc-dev am: 53ec9a4e06 am: 7c6515f59e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14722826

Change-Id: Iaf74e1df2e30c768279b21cedd13f6654686034f