Added more information for DA users
Added more information for DA users

Trello: https://trello.com/c/OS5c71Bl/285-make-it-clearer-you-might-be-able-to-get-lateral-flow-tests-in-das

To make it clear they might be able to get tests

alphagov/frontend,alphagov/frontend,alphagov/frontend,alphagov/frontend