Update WPCS to version 3.3.0

Author: rodrigoprimo

composer.json

@@ -21,7 +21,7 @@
 	"require-dev": {
 		"composer/ca-bundle": "1.5.9",
 		"squizlabs/php_codesniffer": "3.13.2",
-		"wp-coding-standards/wpcs": "~3.2.0",
+		"wp-coding-standards/wpcs": "~3.3.0",
 		"phpcompatibility/phpcompatibility-wp": "~2.1.3",
 		"yoast/phpunit-polyfills": "^1.1.0"
 	},