fix：vip课活动限制排除删除班级

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

@@ -1048,8 +1048,10 @@
     <select id="countStudentUseingActivityNum" resultType="int">
         SELECT COUNT(DISTINCT vg.id_)
         FROM vip_group vg
-                 LEFT JOIN class_group_student_mapper cgsm ON vg.id_=cgsm.music_group_id_ AND cgsm.group_type_='VIP'
+            LEFT JOIN class_group_student_mapper cgsm ON vg.id_=cgsm.music_group_id_ AND cgsm.group_type_='VIP'
+            LEFT JOIN class_group cg ON cgsm.class_group_id_=cg.id_
         WHERE vg.vip_group_activity_id_=#{vipGroupActivityId}
-          AND cgsm.user_id_=#{studentId}
+            AND cg.del_flag_!=1
+            AND cgsm.user_id_=#{studentId}
     </select>
 </mapper>