Merge pull request #137 from Automattic/dependabot/composer/rector/rector-tw-2.2

Author: GaryJones

composer.json

@@ -23,7 +23,7 @@
 		"php-parallel-lint/php-parallel-lint": "^1.0",
 		"phpcompatibility/phpcompatibility-wp": "^2.1",
 		"phpunit/phpunit": "^9",
-		"rector/rector": "^1.2",
+		"rector/rector": "^2.2",
 		"yoast/wp-test-utils": "^1.2"
 	},
 	"config": {