fs: close dir before throwing if options.bufferSize is invalid

[LiviaMedeiros]

Fixes: #58854

Test blocked on: #58855

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.10%. Comparing base (4d5ee24) to head (eadbae5).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #58856      +/-   ##
==========================================
- Coverage   90.10%   90.10%   -0.01%     
==========================================
  Files         640      640              
  Lines      188493   188499       +6     
  Branches    36971    36968       -3     
==========================================
+ Hits       169843   169848       +5     
- Misses      11358    11361       +3     
+ Partials     7292     7290       -2     

Files with missing lines	Coverage Δ
lib/internal/fs/dir.js	94.57% <100.00%> (+0.08%)	⬆️

... and 29 files with indirect coverage changes

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[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/67717/