Use gov.uk rather than co.uk for the test domains
Use gov.uk rather than co.uk for the test domains

The .co.uk gtld does not match the test helpers in slimmer which stub out requests to static.

https://github.com/alphagov/slimmer/blob/868095a99fdf559cdad80b9102d882322214bc60/lib/slimmer/test_helpers/shared_templates.rb

alphagov/specialist-frontend,alphagov/specialist-frontend,alphagov/specialist-frontend,alphagov/specialist-frontend