feat: onboard eslint-plugin-package-json

[JoshuaKGoldberg]

PR Checklist

• Addresses an existing open issue: fixes 🚀 Feature: Switch from npm-package-json-lint to eslint-plugin-package-json #839
• That issue was marked as status: accepting prs
• Steps in CONTRIBUTING.md were taken

Overview

Directly swaps from the standalone npm-package-json-lint linter to using eslint-plugin-package-json in the existing ESLint config. Fewer tools, yay!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (25fb5e5) 94.80% compared to head (e86a36d) 94.79%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1269      +/-   ##
==========================================
- Coverage   94.80%   94.79%   -0.01%     
==========================================
  Files         103      103              
  Lines        5799     5788      -11     
  Branches      492      491       -1     
==========================================
- Hits         5498     5487      -11     
  Misses        300      300              
  Partials        1        1              

Flag	Coverage Δ
create	69.97% <72.22%> (-0.08%)	⬇️
initialize	42.35% <27.77%> (+0.11%)	⬆️
migrate	69.80% <66.66%> (-0.06%)	⬇️
unit	75.69% <100.00%> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

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

[github-actions]

🎉 This is included in version v1.56.0 🎉

The release is available on:

• GitHub releases
• npm package (@latest dist-tag)

Cheers! 📦🚀