[WebLink] Fixed documentation link

Author: samnela

README.md

@@ -11,7 +11,7 @@ It can also be used with extensions defined in the [HTML5 link type extensions w
 Resources
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-  * [Documentation](https://symfony.com/doc/current/components/weblink/introduction.html)
+  * [Documentation](https://symfony.com/doc/current/components/web_link.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)