clean up unused variables

Author: xabbuh

DependencyInjection/FrameworkExtension.php

@@ -885,8 +885,6 @@ private function registerWorkflowConfiguration(array $config, ContainerBuilder $
 
         $registryDefinition = $container->getDefinition('.workflow.registry');
 
-        $workflow = [];
-
         foreach ($config['workflows'] as $name => $workflow) {
             $type = $workflow['type'];
             $workflowId = sprintf('%s.%s', $type, $name);
@@ -974,8 +972,6 @@ private function registerWorkflowConfiguration(array $config, ContainerBuilder $
             $definitionDefinition->addArgument($initialMarking);
             $definitionDefinition->addArgument(new Reference(sprintf('%s.metadata_store', $workflowId)));
 
-            $workflows[$workflowId] = $definitionDefinition;
-
             // Create MarkingStore
             if (isset($workflow['marking_store']['type'])) {
                 $markingStoreDefinition = new ChildDefinition('workflow.marking_store.method');