fix: Fix uuid during testing

[hedrall]

How about fixing the UUID by referring to NODE_ENV?

In my test environment, import rc-dialog only once (via antd), so the snapshot test will show the difference.

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[codecov[bot]]

Codecov Report

Merging #282 (c9eec35) into master (65f1f8c) will decrease coverage by 1.21%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #282      +/-   ##
==========================================
- Coverage   98.12%   96.91%   -1.22%     
==========================================
  Files           6        6              
  Lines         160      162       +2     
  Branches       47       48       +1     
==========================================
  Hits          157      157              
- Misses          2        4       +2     
  Partials        1        1              

Impacted Files	Coverage Δ
src/util.ts	92.85% <100.00%> (-7.15%)	:arrow_down:

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