feat：乐理课

mec-teacher/src/main/java/com/ym/mec/teacher/controller/VipGroupCategoryController.java

@@ -55,7 +55,7 @@ public class VipGroupCategoryController extends BaseController {
 			if(!CollectionUtils.isEmpty(result)){
 				result = result.stream().filter(c->!c.getMusicTheory()).collect(Collectors.toList());
 			}
-			return succeed();
+			return succeed(result);
 		}else{
 			Teacher teacher = teacherDao.get(user.getId());
 			if(Objects.isNull(teacher)){