AO3-6867 Increase tag name limit to 150 #4936

Job	Run time
rake db:otwseed	1m 49s
rspec spec/controllers	12m 30s
rspec spec/models	5m 38s
rspec --exclude-pattern 'spec/{controllers,models}/*/.rb'	8m 8s
cucumber features/admins	6m 52s
cucumber features/bookmarks	5m 5s
cucumber features/collections	6m 33s
cucumber features/comments_and_kudos	6m 41s
cucumber features/gift_exchanges	7m 12s
cucumber features/importing	2m 49s
cucumber features/other_a	10m 49s
cucumber features/other_b	6m 55s
cucumber features/prompt_memes_a	3m 55s
cucumber features/prompt_memes_b	3m 57s
cucumber features/prompt_memes_c	6m 21s
cucumber features/search	8m 9s
cucumber features/tag_sets	3m 34s
cucumber features/tags_and_wrangling	6m 37s
cucumber features/users	5m 0s
cucumber features/works	12m 56s
	2h 11m 30s

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