AO3-6674 Upgrade gems and config to Rails 7.0 #3953

Job	Run time
rake db:otwseed	1m 8s
rspec spec/controllers	10m 5s
rspec spec/models	5m 19s
rspec --exclude-pattern 'spec/{controllers,models}/*/.rb'	7m 29s
cucumber features/admins	4m 43s
cucumber features/bookmarks	4m 22s
cucumber features/collections	5m 52s
cucumber features/comments_and_kudos	5m 29s
cucumber features/gift_exchanges	6m 39s
cucumber features/importing	2m 46s
cucumber features/other_a	9m 24s
cucumber features/other_b	6m 4s
cucumber features/prompt_memes_a	3m 41s
cucumber features/prompt_memes_b	3m 33s
cucumber features/prompt_memes_c	5m 3s
cucumber features/search	6m 33s
cucumber features/tag_sets	3m 1s
cucumber features/tags_and_wrangling	6m 24s
cucumber features/users	4m 54s
cucumber features/works	13m 13s
	1h 55m 42s

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