Fix to Disability Services Report to not require Actual Start Term

The Disability Services report does not show an option of "Not Used" for "Actual Start Term".  This option is present in every other criterion but tends to make the report obsolete since advisors often need to report on students who have varying start terms, or the actual start term may not be known for a given student or group of students.

The primary request is to have "Not Used" added to the list, which, if selected, would not filter by actual start term.

A multi-select option will be added to that field, per Sinclair's instructions.