Merge "Add flag for enabling widget transition animation" into udc-dev am: bbb54462

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23247754



Change-Id: Ie9c4955884d9d9b5c48f42c3e456e190d3d9f357
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>