[12.x] Refactor: Structural improvement for clarity (#6574)

* Structural improvement for clarity

* Update logging.php

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

config/logging.php

@@ -98,10 +98,10 @@ return [
             'driver' => 'monolog',
             'level' => env('LOG_LEVEL', 'debug'),
             'handler' => StreamHandler::class,
-            'formatter' => env('LOG_STDERR_FORMATTER'),
-            'with' => [
+            'handler_with' => [
                 'stream' => 'php://stderr',
             ],
+            'formatter' => env('LOG_STDERR_FORMATTER'),
             'processors' => [PsrLogMessageProcessor::class],
         ],