Composer: remove redundant script

This script has been superseded by the Composer plugin handling this automatically.

Author: jrfnl

composer.json

@@ -46,10 +46,6 @@
 		"lint": [
 			"@php ./vendor/php-parallel-lint/php-parallel-lint/parallel-lint . -e php --show-deprecated --exclude vendor --exclude node_modules --exclude .git"
 		],
-		"config-yoastcs": [
-			"Dealerdirect\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\Plugin::run",
-			"@php ./vendor/squizlabs/php_codesniffer/bin/phpcs --config-set default_standard Yoast"
-		],
 		"check-cs": [
 			"@php ./vendor/squizlabs/php_codesniffer/bin/phpcs --runtime-set testVersion 5.3-"
 		],