Update cla_public/apps/base/extensions.py
Update cla_public/apps/base/extensions.py

Co-Authored-By: Michael Blatherwick <7675dc6752ae59671f73c4a21d24eb2617ad2af7@digital.justice.gov.uk>
ministryofjustice/cla_public,ministryofjustice/cla_public,ministryofjustice/cla_public,ministryofjustice/cla_public