"coolui-scroller": "^3.3.3",存在滑动抖动的bug

[HaoClaimLin]

在iOS机型先缓慢下拉刷新，刷新结束后再缓慢下拉刷新就会出现列表整体抖动的问题，演示小程序的“组合使用”里就可以复现，同样的步骤，Android机型上的现象是卡顿

[wzs28150]

收到近期优化一下~

[vlay1314]

TypeError: Cannot read property 'data' of null
at fi.scroll (index.js:321)
at Object.o.safeCallback (WASubContext.js?t=wechat&s=1715925499248&v=2.33.0:1)
at WASubContext.js?t=wechat&s=1715925499248&v=2.33.0:1
at _e (WASubContext.js?t=wechat&s=1715925499248&v=2.33.0:1)
at fe (WASubContext.js?t=wechat&s=1715925499248&v=2.33.0:1)
at WASubContext.js?t=wechat&s=1715925499248&v=2.33.0:1
at WAServiceMainContext.js?t=wechat&s=1715925499248&v=2.33.0:1
at o.emit (WAServiceMainContext.js?t=wechat&s=1715925499248&v=2.33.0:1)
at O.dispatch (WAServiceMainContext.js?t=wechat&s=1715925499248&v=2.33.0:1)
at O.cb (WAServiceMainContext.js?t=wechat&s=1715925499248&v=2.33.0:1)(env: Windows,mp,1.06.2402040; lib: 2.33.0)还会报这个错误，3.3.4版本上拉刷新的时候