AO3-6646 Fix flaky works tests (#4672) #3297

Job	Run time
rake db:otwseed	1m 17s
rspec spec/controllers	10m 3s
rspec spec/models	5m 29s
rspec --exclude-pattern 'spec/{controllers,models}/*/.rb'	7m 35s
cucumber features/admins	4m 51s
cucumber features/bookmarks	4m 30s
cucumber features/collections	6m 4s
cucumber features/comments_and_kudos	5m 30s
cucumber features/gift_exchanges	6m 42s
cucumber features/importing	2m 37s
cucumber features/other_a	9m 28s
cucumber features/other_b	5m 22s
cucumber features/prompt_memes_a	4m 3s
cucumber features/prompt_memes_b	4m 3s
cucumber features/prompt_memes_c	5m 26s
cucumber features/search	6m 27s
cucumber features/tag_sets	3m 15s
cucumber features/tags_and_wrangling	6m 19s
cucumber features/users	4m 16s
cucumber features/works	13m 1s
	1h 56m 18s

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