Merge "Update Lottie animations in Back gesture tutorial" into udc-dev am: b95182353d am: 04e4ba0fd6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23537267

Change-Id: I69798d2654895b48c01bf5491b7b0ea7b867d492
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>