minor #28994 SCA: minor code tweaks (vladimir.reznichenko, kalessil)

This PR was merged into the 3.4 branch.

Discussion
----------

SCA: minor code tweaks

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Following tweaks included:
- repetitive method calls
- greedy regex
- unnecessary function calls (simplifications)

Commits
-------

b12c89d481 SCA: fixed broken tests
42e96ff7a2 SCA: applied code style as per guidelines
8dbd927a33 SCA: minor code tweaks

Author: nicolas-grekas

DependencyInjection/FrameworkExtension.php

@@ -881,12 +881,9 @@ private function registerRequestConfiguration(array $config, ContainerBuilder $c
         if ($config['formats']) {
             $loader->load('request.xml');
 
-            $container->getDefinition('request.add_request_formats_listener')->setPrivate(true);
-
-            $container
-                ->getDefinition('request.add_request_formats_listener')
-                ->replaceArgument(0, $config['formats'])
-            ;
+            $listener = $container->getDefinition('request.add_request_formats_listener');
+            $listener->setPrivate(true);
+            $listener->replaceArgument(0, $config['formats']);
         }
     }