Fix CS

Author: dunglas

src/Api/IdentifiersExtractor.php

@@ -16,7 +16,6 @@
 use ApiPlatform\Core\Exception\RuntimeException;
 use ApiPlatform\Core\Metadata\Property\Factory\PropertyMetadataFactoryInterface;
 use ApiPlatform\Core\Metadata\Property\Factory\PropertyNameCollectionFactoryInterface;
-use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface;
 use ApiPlatform\Core\Util\ClassInfoTrait;
 use Symfony\Component\PropertyAccess\PropertyAccess;
 use Symfony\Component\PropertyAccess\PropertyAccessorInterface;