Update composer-dev (#243)

Author: renovate[bot]

composer.lock

@@ -0,0 +1,6 @@
+includes:
+  - vendor/phpstan/phpstan-phpunit/extension.neon
+
+parameters:
+  level: max
+  treatPhpDocTypesAsCertain: false

phpstan-rector.neon

@@ -13,7 +13,7 @@
     $parameters->set(Option::PARALLEL, true);
     $parameters->set(Option::PATHS, [__DIR__.'/src', __DIR__.'/tests']);
     $parameters->set(Option::PHP_VERSION_FEATURES, PhpVersion::PHP_80);
-    $parameters->set(Option::PHPSTAN_FOR_RECTOR_PATH, __DIR__.'/phpstan.neon');
+    $parameters->set(Option::PHPSTAN_FOR_RECTOR_PATH, __DIR__.'/phpstan-rector.neon');
     $parameters->set(Option::PARALLEL, true);
 
     $containerConfigurator->import(SetList::CODE_QUALITY);