优化：论坛贴子编辑

src/pages/forumManage/dynamicList/components/dynamicEditModal/index.tsx

@@ -76,7 +76,7 @@ const DynamicEditModal: React.FC<PropsType> = ({ open, onCancel, detail, onOk })
           <Uploader
             listType={'picture-card'}
             fileUpload
-            fileLength={1}
+            fileLength={9}
             fileSize={10}
             fileType={['image/png', 'image/jpeg', 'image/jpg', 'image/gif', 'image/bmp']}
             onChange={(e) => {