fix(wechat): 修复 ScrollView 组件缺失的属性

[dpyzo0o]

参考 https://developers.weixin.qq.com/miniprogram/dev/component/scroll-view.html

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[codecov]

Codecov Report

Merging #1460 (d7dced6) into master (b4ef88a) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1460   +/-   ##
=======================================
  Coverage   90.55%   90.55%           
=======================================
  Files         363      363           
  Lines        4405     4405           
  Branches      676      676           
=======================================
  Hits         3989     3989           
  Misses        408      408           
  Partials        8        8           

Impacted Files	Coverage Δ
...emax-wechat/src/hostComponents/ScrollView/index.ts	100.00% <ø> (ø)
...remax-wechat/src/hostComponents/ScrollView/node.ts	100.00% <ø> (ø)

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