feat: tag span with w3c parent state

[dmehala]

Description

Implement W3C phase 2

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.68%. Comparing base (59ee542) to head (253206e).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #60      +/-   ##
==========================================
+ Coverage   92.67%   92.68%   +0.01%     
==========================================
  Files           7        7              
  Lines         614      615       +1     
==========================================
+ Hits          569      570       +1     
  Misses         45       45              

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[mabdinur]

Looks good to me. Can we run the parametric tests against the Kong plugin? It would be nice to run these changes against the w3c_p_inject and p_extract tests.

[dmehala]

Can we run the parametric tests against the Kong plugin?

No unfortunately.