fix doc url

Author: rrr63

README.md

@@ -35,7 +35,7 @@ $result = $crawler->find("$.store.book[?(@.category == 'fiction')].title");
 Resources
 ---------
 
- * [Documentation](https://symfony.com/doc/current/components/dom_crawler.html)
+ * [Documentation](https://symfony.com/doc/current/components/json_path.html)
  * [Contributing](https://symfony.com/doc/current/contributing/index.html)
  * [Report issues](https://github.com/symfony/symfony/issues) and
    [send Pull Requests](https://github.com/symfony/symfony/pulls)