* Renamed display ad variables and descriptions in tests
* Renamed api docs display_ads => billboards
* Updated billboard cypress seeds
* Fixed api billboards specs
* Update db/schema.rb
Co-authored-by: Duke Greene <dukegreene@gmail.com>
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Co-authored-by: Ben Halpern <bendhalpern@gmail.com>
Co-authored-by: Duke Greene <dukegreene@gmail.com>