Add infectionphp

now this package using infectionphp to check the qualitify of the unittests

src/Config/Config.php

@@ -3,17 +3,17 @@
 
 namespace Dropelikeit\LaravelJmsSerializer\Config;
 
-use Webmozart\Assert\Assert;
 use function array_diff;
 use function array_keys;
 use Dropelikeit\LaravelJmsSerializer\Contracts\Config as ResponseBuilderConfig;
 use Dropelikeit\LaravelJmsSerializer\Contracts\CustomHandlerConfiguration;
-
 use Dropelikeit\LaravelJmsSerializer\Exception\MissingRequiredItems;
+
 use Dropelikeit\LaravelJmsSerializer\Exception\SerializeType;
 use function implode;
 use function in_array;
 use function sprintf;
+use Webmozart\Assert\Assert;
 
 /**
  * @author Marcel Strahl <info@marcel-strahl.de>