Issue #3465602 by catch, quietone, smustgrave: Order tests by number of public methods to optimize gitlab job times

This reverts commit 52dc1d76.

Issue #3463286 by catch: Fix selenium performance/stampede issues in gitlab config and BrowserTestBase

Issue #3463534 by alexpott, catch, longwave: Performance test gitlab job is broken - revert to use chromedriver

Issue #3400366 by mondrake, alexpott, mglaman, longwave, Spokje: Remove DrupalComponentTestListenerTrait and replace with a PHPStan rule

Issue #3109556 by finnsky, nod_, longwave, effulgentsia, Ambient.Impact: Update from Yarn 1 to Yarn 4

Issue #3240792 by justafish, alexpott, andypost, smustgrave, longwave: Use lullabot/mink-selenium2-driver and lullabot/php-webdriver for functional browser testing

Issue #3402061 by fjgarlin, alexpott, smustgrave, catch, longwave: Disable DNS prefetch in Chromedriver on gitlabci

Issue #3401047 by Spokje, longwave, smustgrave, fjgarlin: Nightwatch output on GitLab not easily readable

Issue #3405242 by fjgarlin: GitLab CI pods load too high when running multiple pipelines at the same time

Issue #3385621 by fjgarlin, andypost, dimitriskr, longwave: [GitlabCI] MariaDB currently not working

Issue #3395977 by fjgarlin, smustgrave, mstrelan, mondrake: Test-only changes reverts changes to test modules

Issue #3401971 by fjgarlin: Test-only job shouldn't require constant rebases to detect which files were changed

Issue #3401971 by fjgarlin: Test-only job shouldn't require constant rebases to detect which files were changed

Issue #3391689 by catch, alexpott, smustgrave: Add a performance tests job to gitlab and send data to OpenTelemetry

Issue #3393475 by fjgarlin, catch: Enable running the same test multiple times on gitlab ci for random test failures