Add new API Span::take_ident which replaces primitives::ident

[scouten]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.34%. Comparing base (5c4b3df) to head (9cd048b).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #103      +/-   ##
==========================================
- Coverage   99.16%   98.34%   -0.83%     
==========================================
  Files          23       23              
  Lines         961      965       +4     
==========================================
- Hits          953      949       -4     
- Misses          8       16       +8     

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[codspeed-hq]

CodSpeed Performance Report

Merging #103 will improve performances by 17.31%

_{Comparing span+take_ident (9cd048b) with main (5c4b3df)}

Summary

⚡ 1 improvements
✅ 2 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	span+take_ident	Change
⚡	inline_macro	21.1 µs	18 µs	+17.31%