Merge branch 'dev_v2.1.0' into release_v2.1.0

merge

teachcloud-report-business/src/main/resources/mapper/TBExamStudentMapper.xml

@@ -47,7 +47,7 @@
     <select id="selectTeachList" resultType="com.qmth.teachcloud.report.business.bean.result.TBExamStudentResult">
         select
         DISTINCT tbes.teacher_id as teacherId,
-        su.real_name as teachName
+        su.real_name as teacherName
         from
         t_b_exam_student tbes
         join sys_user su on