ref |> 视频频道弹框底部左侧增加间距

沉浸式视频的评论弹窗内的评论输入框样式不应直接到底显示，应参考安卓的样式

Signed-off-by: xugenyuan <xugenyuan@wondertek.com.cn>

@@ -228,7 +228,7 @@ export struct OperRowListView {
             }
             router.back();
           })
-
+          Blank().width(10).visibility(this.showBackIcon ? Visibility.None : Visibility.Visible)
 
           if (this.contentDetailData?.newsId) {
             ForEach(this.operationButtonList, (item: string, index: number) => {