removed call setFlow on controller

Author: Tobias Wojtylak

src/Controller/MultiStepController.php

@@ -74,16 +74,11 @@ public function stepAction(Request $request, string $flow_slug, string $step_slu
         }
 
         // set flow context
-        if ($controller instanceof StepAwareInterface) {
+        if ($controller instanceof FlowAwareInterface) {
             $controller->setFlowContext($flowContext);
             $controller->setRouter($router);
         }
 
-        // set flow
-        if ($controller instanceof FlowAwareInterface) {
-            $controller->setFlow($flow);
-        }
-
         return call_user_func_array($callableController, $arguments);
     }