Typo in array inside PHP8 attribute (#1259)

Author: akserikawa

core/controllers.md

@@ -92,7 +92,7 @@ use App\Controller\CreateBookPublication;
     'post_publication' => [
         'method' => 'POST',
         'path' => '/books/{id}/publication',
-        'controller" => CreateBookPublication::class,
+        'controller' => CreateBookPublication::class,
     ],
 ])
 class Book