Close "Setting Test" modal when assigned

Author: sjd210

src/app/components/elements/modals/QuizSettingModal.tsx

@@ -85,6 +85,7 @@ export function QuizSettingModal({quiz, dueDate: initialDueDate, scheduledStartD
                 setDueDate(null);
                 setScheduledStartDate(null);
                 setFeedbackMode(null);
+                dispatch(closeActiveModal());
             }
         });
     }