composer(deps-dev): Bump ergebnis/phpunit-slow-test-detector from 2.19.1 to 2.20.0#367

dependabot[bot] wants to merge 1 commit intomainlocalheinz/organizing-test-code-in-php:mainfrom

dependabot/composer/ergebnis/phpunit-slow-test-detector-2.20.0localheinz/organizing-test-code-in-php:dependabot/composer/ergebnis/phpunit-slow-test-detector-2.20.0Copy head branch name to clipboard