教师听课统计导出调整

src/main/java/com/xjrsoft/module/ledger/vo/LedgerStatisticsListenExcelVo.java

@@ -12,7 +12,7 @@ import lombok.Data;
 * @Version 1.0
 */
 @Data
-public class LedgerStatisticsListenExcelVo extends LedgerStatisticsPageVo{
+public class LedgerStatisticsListenExcelVo{
 
     @ExcelProperty("序号")
     @ApiModelProperty("序号")