Change copy from `Brief name` to `Name`
Change copy from `Brief name` to `Name`

https://trello.com/c/HY15ZPyw/274-create-a-copy-of-a-brief

alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend,alphagov/digitalmarketplace-buyer-frontend