Removed deprecated universal wheel configuration

[joachimmetz]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 38.00%. Comparing base (877aaeb) to head (862d6ff).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
l2tdevtools/dependency_writers/appveyor_scripts.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1239      +/-   ##
==========================================
+ Coverage   37.97%   38.00%   +0.03%     
==========================================
  Files          46       46              
  Lines        3729     3728       -1     
==========================================
+ Hits         1416     1417       +1     
+ Misses       2313     2311       -2     

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