Replace nonstandard regex w/ constant
Replace nonstandard regex w/ constant

18F/regulations-site,tadhg-ohiggins/regulations-site,eregs/regulations-site,18F/regulations-site,18F/regulations-site,eregs/regulations-site,tadhg-ohiggins/regulations-site,tadhg-ohiggins/regulations-site,tadhg-ohiggins/regulations-site,18F/regulations-site,eregs/regulations-site,eregs/regulations-site