fix(locale): fix the Spring Airlines IATA Code

[Zhengxing-Gu]

The IATA Code of Spring Airlines is '9C' instead of '9S'

Reference: https://en.wikipedia.org/wiki/Spring_Airlines

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.97%. Comparing base (aa79846) to head (48028ab).
⚠️ Report is 1 commits behind head on next.

Additional details and impacted files

@@            Coverage Diff             @@
##             next    #3612      +/-   ##
==========================================
- Coverage   99.97%   99.97%   -0.01%     
==========================================
  Files        2894     2894              
  Lines      222390   222390              
  Branches      932      930       -2     
==========================================
- Hits       222337   222335       -2     
- Misses         53       55       +2     

Files with missing lines	Coverage Δ
src/locales/en/airline/airline.ts	100.00% <100.00%> (ø)
src/locales/zh_CN/airline/airline.ts	100.00% <100.00%> (ø)

... and 1 file with indirect coverage changes

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