fix: use rm instead of rmdir for recursive remove

[danielroe]

🔗 Linked issue

nuxt/nuxt#19882

❓ 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 like performance)
• ✨ 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

New versions of node print:

 ERROR  (node:11) [DEP0147] DeprecationWarning: In future versions of Node.js, fs.rmdir(path, { recursive: true }) will be removed. Use fs.rm(path, { recursive: true }) instead

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[codecov]

Codecov Report

Merging #69 (69af6b3) into main (b1a0ae8) will not change coverage.
The diff coverage is 50.00%.

@@           Coverage Diff           @@
##             main      #69   +/-   ##
=======================================
  Coverage   88.23%   88.23%           
=======================================
  Files           4        4           
  Lines         561      561           
  Branches       64       64           
=======================================
  Hits          495      495           
  Misses         66       66           

Impacted Files	Coverage Δ
src/loader.ts	89.76% <50.00%> (ø)

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[pi0]

Thanks!