Move dragged bubble to full screen

Adds a bubble transition for a dragged bubble to a full screen window.

Currently the transition shows the full screen window without animation.

Flag: com.android.wm.shell.enable_bubble_to_fullscreen
Bug: 388858013
Test: atest BubbleTransitionsTest
Test: manual
       - create bubble in bubble bar
       - drag bubble to full screen drag zone
       - observe bubble moved to full screen window
Change-Id: I692ff1fdf95f09e07bf3c273bd54097ddf139a1e