In some cases, SHIRT_OPTS and STAFF_SHIRT_OPTS would be erroneously considered different from each other due to sorting. Additionally, in cases where the staff shirt and shirt opts were the same but all staff get a shirt, the form would hide the shirt size option. This fixes both issues.
In some cases, SHIRT_OPTS and STAFF_SHIRT_OPTS would be erroneously considered different from each other due to sorting. Additionally, in cases where the staff shirt and shirt opts were the same but all staff get a shirt, the form would hide the shirt size option. This fixes both issues.