fix:课节文件后缀去除

src/modules/course-manage/video-course/AddVideoCourse.jsx

@@ -2,7 +2,7 @@
  * @Author: 吴文洁
  * @Date: 2020-08-05 10:07:47
  * @LastEditors: yuananting
- * @LastEditTime: 2021-07-15 14:10:09
+ * @LastEditTime: 2021-07-15 18:12:59
  * @Description: 线上课新增/编辑页
  * @Copyright: 杭州杰竞科技有限公司 版权所有
  */
@@ -343,7 +343,7 @@ class AddVideoCourse extends React.Component {
         if(folderFormat === 'PDF'){
           _mediaName = folderName.replace('.pdf','')
         }else{ 
-          _mediaName = folderName.replace('.doc','') && folderName.replace('.docx','')
+          _mediaName = folderName.replace('.doc','').replace('.docx','')
         }
         const suffix = _.last(folderName.split('.')).toUpperCase();
         _courseChapterList.push({