Merge "Fixing TaskView.launchTask.onEndCallback is not called" into sc-dev am: eb3367796a am: 9ffb0f803b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15032513

Change-Id: I8a883c76e03e972614efa574ca2a2f5895e0c620