feat:乐团费用改造；

mec-biz/src/main/resources/config/mybatis/MusicGroupPaymentStudentCourseDetailMapper.xml

@@ -116,7 +116,7 @@
           AND course_type_ = #{courseType,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler}
           AND total_course_minutes_ >= #{courseMinutes}
           AND used_course_minutes_ <= 0
-        ORDER BY id_ DESC
+        ORDER BY id_
         LIMIT 1;
     </select>
     <select id="getUnUseWithStudents" resultMap="MusicGroupPaymentStudentCourseDetail">