AO3-6378 update pseud page subtitle for consistency #4487

Job	Run time
rake db:otwseed	1m 13s
rspec spec/controllers	12m 36s
rspec spec/models	5m 28s
rspec --exclude-pattern 'spec/{controllers,models}/*/.rb'	7m 26s
cucumber features/admins	6m 2s
cucumber features/bookmarks	4m 33s
cucumber features/collections	6m 17s
cucumber features/comments_and_kudos	6m 19s
cucumber features/gift_exchanges	6m 41s
cucumber features/importing	2m 54s
cucumber features/other_a	10m 24s
cucumber features/other_b	6m 8s
cucumber features/prompt_memes_a	4m 0s
cucumber features/prompt_memes_b	3m 46s
cucumber features/prompt_memes_c	4m 58s
cucumber features/search	6m 38s
cucumber features/tag_sets	3m 30s
cucumber features/tags_and_wrangling	6m 6s
cucumber features/users	5m 1s
cucumber features/works	13m 21s
	2h 3m 21s

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