hide warning "deletion of this shift is a makeup this action will add a point"…

hide warning "deletion of this shift is a makeup this action will add a point" if line is not a makeup

members/static/js/admin/manage_shift_registrations.js

@@ -107,6 +107,8 @@ function display_member_shifts() {
         modal_template.find(".service_name").text(row_data.shift_id[1]);
         if (shift_is_makeup === true) {
             modal_template.find("#makeup_case_explanation").show();
+        } else {
+            modal_template.find("#makeup_case_explanation").hide();
         }
 
         openModal(