Animate launching desktop from overview

Create a new controller that handles launching desktop from recents. It
creates a remote transition runner. Then notifies wmshell to show
desktop apps and use this remote runner to run the animation.

TODO:
- there are flickers in the animation

Bug: 297590571
Test: open an app on desktop, swipe up to overview, click on desktop
      tile
      open multiple apps on desktop, swipe up to overview, click on
      desktop tile

Change-Id: Ie8c9189bace77ba80e6be90222b3f786dfe5bb15