v12.2.0

What's Changed

• Remove obsolete files by @jihchi in #533
• Individual pull requests for major updates and grouped for minor/patch updates by @jihchi in #534
• Bump supertest from 7.1.0 to 7.1.1 in the minor-and-patch group by @dependabot in #535
• Switch to chrome-headless-shell (aka the old headless mode) by @jihchi in #538

Full Changelog: v12.1.1...v12.2.0