Merge "Fixing TaskView.launchTask.onEndCallback is not called" into sc-dev am: eb3367796a am: 9ffb0f803b am: 3a0cbb91c5

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

Change-Id: I9f2c83f2c258172d33cfa1ce1c8de5e1b5da0704