Add spec for MAIB Report model
Add spec for MAIB Report model

ministryofjustice/specialist-publisher,alphagov/specialist-publisher,ministryofjustice/specialist-publisher,ministryofjustice/specialist-publisher,ministryofjustice/specialist-publisher,alphagov/specialist-publisher-rebuild,alphagov/specialist-publisher-rebuild,alphagov/manuals-publisher,alphagov/specialist-publisher-rebuild,alphagov/specialist-publisher,alphagov/manuals-publisher,alphagov/manuals-publisher,alphagov/specialist-publisher-rebuild,alphagov/specialist-publisher