Add an option to bubbles to move them to fullscreen

Add a flagged menu item to bubble bar to move the bubble to fullscreen

Flag: com.android.wm.shell.enable_bubble_to_fullscreen
Test: manual - turn on flag, make a bubble, open the manage menu
               and move it to fullscreen (with taskview CL)
Bug: 363326492
Bug: 342245211
Change-Id: I91866c42df8775b58ea2d4ad44492b10d4394976