Explicitly disable attachment validations
Explicitly disable attachment validations

Previously we softly ignored validations when updating attachments
(knowing our update is valid), but this can still cause an issue if
running the validations leads to a general error. This explicitly
stops validations from running.

rake aborted!
Module::DelegationError: Response#document delegated to consultation.document, but consultation is nil: #<ConsultationOutcome id: 12949, edition_id: 1035312

alphagov/whitehall,alphagov/whitehall,alphagov/whitehall,alphagov/whitehall