优化：课程视频播放问题修复

src/pages/pilotTraining/courseManage/comp/addEditModal/index.tsx

@@ -155,11 +155,11 @@ const AddEditModal: React.FC<propType> = (props) => {
           <Input placeholder={'请输入课程名称'} maxLength={20} allowClear />
         </Form.Item>
         <Form.Item
-          label='课程描述'
+          label='课程简介'
           name='curriculumDesc'
-          rules={[{ required: true, message: '请输入课程描述' }]}
+          rules={[{ required: true, message: '请输入课程简介' }]}
         >
-          <Input.TextArea placeholder={'请输入课程描述'} maxLength={20} allowClear showCount />
+          <Input.TextArea placeholder={'请输入课程简介'} maxLength={20} allowClear showCount />
         </Form.Item>
         <Form.Item
           label='课程封面'
@@ -194,7 +194,7 @@ const AddEditModal: React.FC<propType> = (props) => {
         >
           <div>
             <Uploader
-              listType={'picture-card'}
+              listType={'picture'}
               fileUpload
               fileLength={1}
               fileType={['video/mp4', 'video/avi', 'video/wmv', 'video/rmvb']}