"fix: 问题修复

1、视频切换闪一下；2、swiper不从第一个开始；3、circular改变导致swiper刷
新问题预解决"

src/components/custom/video.wpy

@@ -51,8 +51,6 @@
   import { getProbability } from '../../common/raffleProbability';
   import { getAwardsDetail, getPrizeList } from '../../common/api.js';
 
-  let playTimer = null;
-
   wepy.component({
     props: {
       videoList: {