release_3342

All PRs to be released

#2707 Regenerate regression test artefacts (Student Finance Forms)
#2627 Content Change to misleading CNI statement (Third Country Marriages)
#2702 Addition of disabled students' forms on Student Finance Forms start page.
#2699 Stop relying on slugs in areas returned by the imminence api
#2698 Remove July's Start button AB testing code.

PRs to be checked

#2627 Content Change to misleading CNI statement (Third Country Marriages)
#2702 Addition of disabled students' forms on Student Finance Forms start page.
#2699 Stop relying on slugs in areas returned by the imminence api
#2698 Remove July's Start button AB testing code.