ci: run test suite on windows

[danielroe]

🔗 Linked issue

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

This PR aims to run tests on Windows in CI, to avoid potential regressions.

related: nuxt/ecosystem-ci#15

[cloudflare-workers-and-pages]

Deploying fonts with    Cloudflare Pages

Latest commit:	0dad128
Status:	✅  Deploy successful!
Preview URL:	https://df1332c2.fonts-dsw.pages.dev
Branch Preview URL:	https://ci-windows.fonts-dsw.pages.dev

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[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 31.62%. Comparing base (52a4aa5) to head (0dad128).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #339   +/-   ##
=======================================
  Coverage   31.62%   31.62%           
=======================================
  Files          52       52           
  Lines        2950     2950           
  Branches      305      305           
=======================================
  Hits          933      933           
  Misses       1978     1978           
  Partials       39       39           

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