Fix bubble drag zones after rotation

Recreate DragZoneFactory after rotation so that drag zones are updated

Fixes: 431015294
Flag: com.android.wm.shell.enable_create_any_bubble
Test: manual
       - drag launcher icon into bubble bar area
       - observe drag zones
       - rotate and repeat
       - repeat test with dragging expanded view
Change-Id: I2bf7b39700dc56d1d876fe4cc7d84265a4c6c3dd