add china flag

[zakwatts]

Testing if creating PR after half past lets tests pass, based on some suspicious from testing locally.

Checklist:

• My code follows OCF's coding style guidelines
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• I have checked my code and corrected any misspellings

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 68.01%. Comparing base (5093843) to head (0a51b40).
Report is 56 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #239      +/-   ##
==========================================
+ Coverage   61.76%   68.01%   +6.25%     
==========================================
  Files          25       27       +2     
  Lines        1020     1085      +65     
==========================================
+ Hits          630      738     +108     
+ Misses        390      347      -43     

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[zakwatts]

Update test to fix issue in #224 #238

[zakwatts]

merged in #238