fix: 修改无法正常删除测试bug

src/main/java/nju/seec/helper/service/impl/QuizServiceImpl.java

@@ -123,7 +123,7 @@ public class QuizServiceImpl implements QuizService {
     @Override
     public void deleteQuiz(LoginUser user, Long quizId) {
         Quiz quiz = quizDAO.findQuizById(quizId);
-        AuthUtils.checkDataAuth(user.getId(), quiz.getId(), "您无权删除该测试");
+        AuthUtils.checkDataAuth(user.getId(), quiz.getTeacher().getId(), "您无权删除该测试");
         quiz.setDeleteAt(System.currentTimeMillis());
         quizDAO.save(quiz);
     }