AO3-4308 Update claim email text with t's suggestion (#4796) #4011

Job	Run time
rake db:otwseed	1m 19s
rspec spec/controllers	10m 40s
rspec spec/models	5m 21s
rspec --exclude-pattern 'spec/{controllers,models}/*/.rb'	8m 14s
cucumber features/admins	5m 0s
cucumber features/bookmarks	4m 56s
cucumber features/collections	7m 4s
cucumber features/comments_and_kudos	6m 20s
cucumber features/gift_exchanges	7m 8s
cucumber features/importing	3m 1s
cucumber features/other_a	9m 53s
cucumber features/other_b	6m 5s
cucumber features/prompt_memes_a	4m 23s
cucumber features/prompt_memes_b	4m 2s
cucumber features/prompt_memes_c	5m 7s
cucumber features/search	6m 55s
cucumber features/tag_sets	3m 53s
cucumber features/tags_and_wrangling	6m 41s
cucumber features/users	5m 0s
cucumber features/works	13m 49s
	2h 4m 51s

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