fix: Windows ARM cross-compile

[henryiii]

Experimental cross-compile support.

[codecov]

Codecov Report

Merging #162 (1b40b9b) into main (942174e) will decrease coverage by 0.40%.
The diff coverage is 52.38%.

❗ Current head 1b40b9b differs from pull request most recent head c4dc080. Consider uploading reports for the commit c4dc080 to get more accurate results

@@            Coverage Diff             @@
##             main     #162      +/-   ##
==========================================
- Coverage   90.50%   90.09%   -0.41%     
==========================================
  Files          44       44              
  Lines        1832     1848      +16     
==========================================
+ Hits         1658     1665       +7     
- Misses        174      183       +9     

Impacted Files	Coverage Δ
src/scikit_build_core/builder/sysconfig.py	73.97% <43.75%> (-7.70%)	⬇️
src/scikit_build_core/builder/builder.py	95.45% <80.00%> (-1.02%)	⬇️

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