CS fixes

src/Monolog/Logger.php

@@ -157,6 +157,7 @@ class Logger implements LoggerInterface
     public function pushHandler(HandlerInterface $handler)
     {
         array_unshift($this->handlers, $handler);
+
         return $this;
     }
 
@@ -194,6 +195,7 @@ class Logger implements LoggerInterface
             throw new \InvalidArgumentException('Processors must be valid callables (callback or object with an __invoke method), '.var_export($callback, true).' given');
         }
         array_unshift($this->processors, $callback);
+
         return $this;
     }