fix:视频课排序

cooleshow-user/user-biz/src/main/resources/config/mybatis/VideoLessonGroupMapper.xml

@@ -317,7 +317,7 @@
 				AND s.id_ = #{param.lessonSubject}
 			</if>
 		</where>
-		ORDER BY g.create_time_ DESC
+		ORDER BY countStudent DESC
 	</select>
 	
 	<select id="queryMyLessonGroup" resultType="com.yonge.cooleshow.biz.dal.vo.LessonGroupVo">