Printing the workspace items to improve flake investigation.

Recording the screen to investigates flakes on ReorderWidgets
is really useful but it requires changing the code for that and
storing the video and most of the time the useful information
is just the end state so by logging the end state makes resolving
flakes easier

Fix: 261877803
Test: atest ReorderWidgets
Change-Id: If5d9745ebb57826a55b5df9d3599eed56c48298f