Handle NonRecordingSpans for fastapi arguments

[alexmojaki]

Multiple redundant changes to prevent errors in the patched solve_dependencies when a trace is excluded by sampling: 2 checks for span.is_recording() and wrapping in handle_internal_errors.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (88e4e7c) to head (0876614).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #551   +/-   ##
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  Coverage   100.00%   100.00%           
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  Files          132       132           
  Lines        10086     10095    +9     
  Branches      1364      1367    +3     
=========================================
+ Hits         10086     10095    +9     

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