导出试卷层次修改

cqb-paper/src/main/java/com/qmth/cqb/paper/service/export/InitPaperExpService.java

@@ -136,7 +136,7 @@ public  class InitPaperExpService {
     	if(paper.getCourse() == null){
     		paperExpDto.setCourseLevel(CourseLevel.ALL.getName());
     	}else {
-    		paperExpDto.setCourseLevel(paper.getCourse().getLevel() == null?CourseLevel.ALL.getName():paper.getCourse().getLevel());
+    		paperExpDto.setCourseLevel(paper.getCourse().getLevel() == null?CourseLevel.ALL.getName():CourseLevel.valueOf(paper.getCourse().getLevel()).getName());
     	}
     	//获取原试卷所有大题
     	List<PaperDetail> paperDetails = paperDetailRepo.findByPaperOrderByNumber(paper);