Fix test to exclude resource_metadatas from manifest when there is a prefix

Author: silverbackdan

src/Serializer/Normalizer/RouteNormalizer.php

@@ -80,7 +80,7 @@ private function getResourceIrisFromArray(array $resource, array $iris = []): ar
         $resourceId = $resource['@id'] ?? null;
         if (
             str_contains($resourceId, '/.well-known/')
-            || '/_/resource_metadatas' === $resourceId
+            || str_ends_with($resourceId, '/_/resource_metadatas')
             || \in_array($resourceId, $iris, true)
         ) {
             return $iris;