fix 临时班排课冲突检测，时间重合

explame: 10:00-11:00 11:00-12:00

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

@@ -712,10 +712,10 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
         for (CourseSchedule newCourseSchedule : courseSchedules) {
             exitNode:
             for (CourseSchedule existCourseSchedule : existCourseSchedules) {
-                if (newCourseSchedule.getEndClassTime().before(existCourseSchedule.getStartClassTime())) {
+                if(newCourseSchedule.getEndClassTime().compareTo(existCourseSchedule.getStartClassTime()) <= 0){
                     continue newNode;
                 }
-                if (existCourseSchedule.getEndClassTime().before(newCourseSchedule.getStartClassTime())) {
+                if(existCourseSchedule.getEndClassTime().compareTo(newCourseSchedule.getStartClassTime()) <= 0){
                     continue exitNode;
                 }