fix 临时班排课冲突检测

mec-biz/src/main/java/com/ym/mec/biz/service/impl/CourseScheduleServiceImpl.java

@@ -714,7 +714,7 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
                 .stream()
                 .collect(Collectors.groupingBy(ClassGroupStudentMapper::getClassGroupId));
 
-        Map<Long, List<CourseScheduleStudentPayment>> exitStudentPaymentMap = exitStudentPaymentList.stream().collect(Collectors.groupingBy(CourseScheduleStudentPayment::getId));
+        Map<Long, List<CourseScheduleStudentPayment>> exitStudentPaymentMap = exitStudentPaymentList.stream().collect(Collectors.groupingBy(CourseScheduleStudentPayment::getCourseScheduleId));
 
         //根据课程获取教师id关联集合
         List<IntegerAndIntegerListDto> courseScheduleTeachingTeacherIdList = new ArrayList<>();