fix: fixed older Swift toolchain installations on Windows

[soumyamahunt]

resolves #279.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.79%. Comparing base (6973bb8) to head (2a92b13).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #307      +/-   ##
==========================================
+ Coverage   92.77%   92.79%   +0.02%     
==========================================
  Files          34       34              
  Lines        1079     1082       +3     
  Branches      157      155       -2     
==========================================
+ Hits         1001     1004       +3     
- Misses         77       78       +1     
+ Partials        1        0       -1     

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[dabrahams]

@soumyamahunt did this also fix the problem I mentioned here? Perhaps I should have filed a separate issue…

[dabrahams]

Nope, that's still broken too.