Merge "Use FINAL_FRAME for leaving grid animation" into sc-v2-dev am: 3f88ded2bc am: 355c1aa33b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14915092

Change-Id: Ib71d376ffbc14aeeaeb370a8904c81a9454175d3