Use transition_checker_state in account-api attribute pacts
Use transition_checker_state in account-api attribute pacts

Using the test_attribute_1 and test_attribute_2 will make these tests
fail when we delete the account-manager compatibility code from
account-api.  This is because Digital Identity does not support
updating attribute values.

So, switch to an attributes which will stick around and which we can
write to.

alphagov/gds-api-adapters