fix manager factory test case with missing tracer pass

Author: Simonas Šerlinskas

Tests/Unit/Service/ManagerFactoryTest.php

@@ -37,7 +37,7 @@ public function testCreateManagerWithEnabledLogger()
         $managerFactory = new ManagerFactory(
             $metadataCollector,
             $converter,
-            null,
+            $logger,
             $logger
         );