fix: 乐团课多班级混合加课导致的教师冲突检测失效

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

@@ -648,7 +648,7 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
 			Map<Integer, List<CourseSchedule>> classGroupCourseSchedules = courseSchedules.stream().collect(Collectors.groupingBy(CourseSchedule::getClassGroupId));
 			for (List<CourseSchedule> value : classGroupCourseSchedules.values()) {
 				//添加课程计划
-				batchAddCourseSchedule(courseSchedules);
+				batchAddCourseSchedule(value);
 			}
             //更新课次
             List<Integer> classGroupIds = courseSchedules.stream().map(CourseSchedule::getClassGroupId).collect(Collectors.toList());