Fix logo bucket name
Fix logo bucket name

The app was uploading into ...live but then looking for the logos in ...production.

The existing logos are in ...production
alphagov/notifications-admin,alphagov/notifications-admin,alphagov/notifications-admin,gov-cjwaszczuk/notifications-admin,gov-cjwaszczuk/notifications-admin,gov-cjwaszczuk/notifications-admin,gov-cjwaszczuk/notifications-admin,alphagov/notifications-admin