settings/common: Set CORS headers for api paths
CORS are configured using https://pypi.org/project/django-cors-headers/
Migrated from D4441 (view on Phabricator)
Staging instance, all changes can be removed at any time
CORS are configured using https://pypi.org/project/django-cors-headers/
Migrated from D4441 (view on Phabricator)