Upgrade @edx/eslint-config from v3.x to 4.2

[bradenmacdonald]

Description

This upgrades @edx/eslint-config to the latest version, and fixes some lint errors that weren't previously being caught.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.27%. Comparing base (020ae21) to head (e3b5a1f).
Report is 10 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3241   +/-   ##
=======================================
  Coverage   93.27%   93.27%           
=======================================
  Files         249      249           
  Lines        4401     4401           
  Branches     1037     1001   -36     
=======================================
  Hits         4105     4105           
- Misses        290      293    +3     
+ Partials        6        3    -3     

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

[PKulkoRaccoonGang]

👍

[openedx-semantic-release-bot]

🎉 This PR is included in version 22.9.0 🎉

The release is available on:

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

Your semantic-release bot 📦🚀