update broken phpcs config

Author: codemasher

composer.json

@@ -36,10 +36,11 @@
 		"ext-sodium": "*"
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^10.5",
 		"phpmd/phpmd": "^2.15",
 		"phpstan/phpstan": "^1.12",
 		"phpstan/phpstan-deprecation-rules": "^1.2",
+		"phpunit/phpunit": "^10.5",
+		"slevomat/coding-standard": "^8.15",
 		"squizlabs/php_codesniffer": "^3.10"
 	},
 	"suggest": {
@@ -56,12 +57,16 @@
 	},
 	"scripts": {
 		"phpcs": "@php vendor/bin/phpcs",
-		"phpunit": "@php vendor/bin/phpunit",
-		"phpstan": "@php vendor/bin/phpstan"
+		"phpstan": "@php vendor/bin/phpstan",
+		"phpstan-baseline": "@php vendor/bin/phpstan --generate-baseline",
+		"phpunit": "@php vendor/bin/phpunit"
 	},
 	"config": {
 		"lock": false,
 		"sort-packages": true,
-		"platform-check": true
+		"platform-check": true,
+		"allow-plugins": {
+			"dealerdirect/phpcodesniffer-composer-installer": true
+		}
 	}
 }