chore: add emoji

[chenshuai2144]

Checklist

• npm test passes
• tests are included
• documentation is changed or added
• commit message follows commit guidelines

Description of change

• any feature?
• close https://github.com/umijs/umi/ISSUE_URL

[codecov]

Codecov Report

Merging #7166 (f415c91) into master (696ab89) will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master    #7166   +/-   ##
=======================================
  Coverage   78.61%   78.61%           
=======================================
  Files         172      172           
  Lines        4363     4363           
  Branches     1234     1234           
=======================================
  Hits         3430     3430           
  Misses        923      923           
  Partials       10       10           

Impacted Files	Coverage Δ
.../preset-built-in/src/plugins/features/mfsu/mfsu.ts	26.21% <0.00%> (ø)

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