修复完课统计查询问题

fs-service/src/main/java/com/fs/course/mapper/FsCourseWatchLogMapper.java

@@ -324,7 +324,6 @@ public interface FsCourseWatchLogMapper extends BaseMapper<FsCourseWatchLog> {
             "<if test ='nickName !=null and nickName!=\"\"'>\n" +
             "   and qu.qw_user_name like concat('%', #{nickName}, '%')\n" +
             "</if>"+
-            " GROUP BY o.qw_external_contact_id"+
             "</script>"})
     long selectFsCourseWatchLogOverStatisticsListVOCount(FsCourseOverParam param);