Issue #3444264 by andypost: [PHP 8.4] ReflectionMethod constructor deprecated with one argument

core/lib/Drupal/Component/Utility/ArgumentsResolver.php

@@ -123,7 +123,7 @@ protected function getReflector(callable $callable) {
       return new \ReflectionMethod($callable[0], $callable[1]);
     }
     if (is_string($callable) && str_contains($callable, "::")) {
-      return new \ReflectionMethod($callable);
+      return PHP_VERSION_ID < 80300 ? new \ReflectionMethod($callable) : \ReflectionMethod::createFromMethodName($callable);
     }
     return new \ReflectionFunction($callable);
   }