minor #12031 Fixed the link to the ErrorRenderer component page (yceruto)

This PR was merged into the 4.3 branch.

Discussion
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Fixed the link to the ErrorRenderer component page

Commits
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b538780 Fixed the link to the ErrorRenderer component page

Author: javiereguiluz

contributing/code/core_team.rst

@@ -92,7 +92,7 @@ Active Core Members
 
   * **Samuel Rozé** (`sroze`_) can merge into the Messenger_ component.
 
-  * **Yonel Ceruto** (`yceruto`_) can merge into the ErrorRenderer,
+  * **Yonel Ceruto** (`yceruto`_) can merge into the ErrorRenderer_,
     OptionsResolver_, and Form_ components and TwigBundle_.
 
 * **Deciders Team** (``@symfony/deciders`` on GitHub):