Merge "Clear recents animation controllers and recents animation snapshots synchronously." into tm-dev am: 6ac4f9e882 am: c3d101b0f4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18243102

Change-Id: Ib44c817baea867445cd536801e485f76285cab35
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>