CT-1791 fix case_type_filter_spec for SAR specs
CT-1791 fix case_type_filter_spec for SAR specs

ministryofjustice/correspondence_tool_staff,ministryofjustice/correspondence_tool_staff,ministryofjustice/correspondence_tool_staff,ministryofjustice/correspondence_tool_staff,ministryofjustice/correspondence_tool_staff