The YoastCS `2.3.1` release sets the minimum supported PHP version for the PHPCompatibility checker to `7.2`, which will allow for making code changes which are possible now support for PHP < 7.2 is being dropped.

Ref: https://github.com/Yoast/yoastcs/releases/tag/2.3.1

This commit updates the locked test dependencies to versions compatible with PHP 7.2 (the new minimum supported PHP version).

Effectively, this updates the locked PHPUnit version from version `5.7.27` to version `8.5.33`.

Patchwork, an underlying dependency for BrainMonkey, which is a dependency of WP Test Utils, has released new versions.

This updates the Patchwork dependency to the latest release.

Ref: https://github.com/antecedent/patchwork/releases

* Simplify the Composer install logic and make the logic be in sync with the logic used for the same elsewhere.