Make smoke tests use functional test user
Make smoke tests use functional test user

In migrating to the new jenkins machine the users used by the smoke
tests and functional tests have been rationalised and both the smoke
tests and the functional tests use the same supplier user now. As a
consequence this test is failing because the supplier name is different.

alphagov/digitalmarketplace-functional-tests,alphagov/digitalmarketplace-functional-tests,alphagov/digitalmarketplace-functional-tests