chore(ruleset): Remove Yoda-comparison requirement. (#16)

fix: enforce spacing on union for type hints (#15)

chore: Use Doctrine CS 10.x stable

chore: Upgrade to Doctrine Coding Standard 10 (#14)

Add PHP 8.1 compatibility. To be able to install, set the `minimum-stability`
in the `composer.json` to `dev`.

There is one major change; multi-line function calls must have a trailing
comma, similar to multi-line arrays.

feat: Partial PHP 8.1 support (#12)

Use `squizlabs/php_codesniffer:dev-master`, that has partial support for PHP 8.1.

Upgrade to doctrine/coding-standard ^9 (#11)

Upgrade to allow PHP 8 (#10)

Upgrade for PHP 8
Upgrade doctrine/coding-standard -> ^8.1

Upgrade with Doctrine coding-standard as base (#9)

Allow unused parameters sometimes required by an interface (#8)

Require single-line property docblocks (#7)