fixed phpstan

src/Hook/InputPatternHook.php

@@ -9,6 +9,7 @@ use Drupal\Core\Hook\Attribute\Hook;
 use Drupal\Core\Routing\RouteMatchInterface;
 use Drupal\Core\StringTranslation\StringTranslationTrait;
 use Drupal\filter\FilterPluginManager;
+use Symfony\Component\DependencyInjection\ContainerInterface;
 
 /**
  * Hook implementations for Input Pattern Hook.
@@ -30,7 +31,7 @@ class InputPatternHook {
   public function __construct(
     protected ModuleHandlerInterface $moduleHandler,
     protected ConfigFactoryInterface $configFactory,
-    protected ?FilterPluginManager $filterPluginManager = NULL
+    protected ?FilterPluginManager $filterPluginManager = NULL,
   ) {
   }