fix(select): invalid custom width

[berber1016]

affects: @gio-design/components, website

not set ref, the width will not take effect

当不设置ref时，设置width失效

ISSUES CLOSED: #647

@gio-design/package@version 20.12.4

• Component
  • select

[vercel]

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[codecov]

Codecov Report

Merging #649 (069f6d1) into master (cba5052) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #649   +/-   ##
=======================================
  Coverage   82.51%   82.52%           
=======================================
  Files         130      130           
  Lines        4382     4384    +2     
  Branches     1160     1161    +1     
=======================================
+ Hits         3616     3618    +2     
  Misses        762      762           
  Partials        4        4           

Impacted Files	Coverage Δ
...ckages/components/src/components/select/Select.tsx	91.44% <100.00%> (+0.07%)	⬆️

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