fixed code style issue

Author: Usik2203

app/code/Magento/Newsletter/Controller/Subscriber/NewAction.php

@@ -173,7 +173,8 @@ public function execute()
                 $this->messageManager->addSuccessMessage($message);
             } catch (LocalizedException $e) {
                 $this->messageManager->addComplexErrorMessage(
-                    'localizedSubscriptionErrorMessage', ['message' => $e->getMessage()]
+                    'localizedSubscriptionErrorMessage',
+                    ['message' => $e->getMessage()]
                 );
             } catch (\Exception $e) {
                 $this->messageManager->addExceptionMessage($e, __('Something went wrong with the subscription.'));