Fix dladdr issue on non-Darwin platform

[Kyle-Ye]

Close #186

[codecov]

Codecov Report

Attention: Patch coverage is 93.33333% with 1 line in your changes missing coverage. Please review.

Project coverage is 21.76%. Comparing base (fa7a092) to head (82a5f1e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
Sources/OpenSwiftUICore/Util/Tracing.swift	93.33%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #194      +/-   ##
==========================================
+ Coverage   21.67%   21.76%   +0.08%     
==========================================
  Files         301      301              
  Lines       12062    12069       +7     
==========================================
+ Hits         2615     2627      +12     
+ Misses       9447     9442       -5     

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