Merge "Adding support for listening for app launch animation completion" into sc-dev am: da2ecb3095

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13803788

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I305a77d68123ed1e0f2a0bfc28fcad039674b29b