fix:17563 UI还原问题-【uat】进入直播预告页，封面图，底部鸿蒙是圆角，android 是直角

@@ -130,7 +130,10 @@ struct ReserveMorePage {
         Image(item.fullColumnImgUrls[0]?.url)
         Image(item.fullColumnImgUrls[0]?.url)
           .width('100%')
           .width('100%')
           .objectFit(ImageFit.Contain)
           .objectFit(ImageFit.Contain)
-          .borderRadius(4)
+          .borderRadius({
+            topLeft: '4vp',
+            topRight: '4vp'
+          })
         this.LiveImage()
         this.LiveImage()
 
 
       }
       }