fix: 修复 我的随手拍图片、视频显示问题

pages/mine-picture-detail/index.vue

@@ -94,8 +94,8 @@ export default {
       const dataList = [detail];
 
       dataList.forEach((item) => {
-        item.image_list = item.image_list.split(',');
-        item.video_list = item.video_list.split(',');
+        item.image_list = item.image_list ? item.image_list.split(',') : [];
+        item.video_list = item.video_list ? item.video_list.split(',') : [];
         item.put_date = item.put_date.substring(0, 16);
         item.image_list.forEach((element) => {
           this.mediaList.push({