chore: cleanup, add PHPStan type annotations

src/Logger/UserDataProcessor.php

@@ -38,7 +38,7 @@ class UserDataProcessor
             return $record;
         }
 
-        /** @var User $user */
+        /** @var User|null $user */
         $user = $this->security->getUser();
 
         if (null === $user) {