fix: 去除没有使用 ref 时原生自定义组件抛出无用的警告

[Darmody]

fix #478

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[codecov]

Codecov Report

Merging #486 into master will increase coverage by 0.03%.
The diff coverage is 100%.

@@            Coverage Diff            @@
##           master    #486      +/-   ##
=========================================
+ Coverage   97.27%   97.3%   +0.03%     
=========================================
  Files         296     296              
  Lines        3231    3230       -1     
  Branches      346     345       -1     
=========================================
  Hits         3143    3143              
  Misses         86      86              
+ Partials        2       1       -1

Impacted Files	Coverage Δ
packages/remax/src/createNativeComponent.ts	90% <100%> (+8.18%)	⬆️

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