Refactor: reduce file reading high water mark to match Node.js v22

[emmercm]

No description provided.

[github-actions]

🧪 Branch testing instructions

This pull request can be tested locally with the following command:

npm exec --yes -- "github:emmercm/igir#emmercm/reduce-high-water-mark" [commands..] [options]

Comment generated by the Pull Request Commenter workflow.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.14%. Comparing base (6171249) to head (eb37906).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1127   +/-   ##
=======================================
  Coverage   93.14%   93.14%           
=======================================
  Files          97       97           
  Lines        6275     6275           
  Branches     1400     1488   +88     
=======================================
  Hits         5845     5845           
+ Misses        429      409   -20     
- Partials        1       21   +20     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[github-actions]

🔒 Inactive pull request lock

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.

Comment generated by the GitHub Lock Issues workflow.