minor symfony#20530 Add data-controller="csrf-protection" to CSRF fields (nicolas-grekas)

This PR was merged into the 6.4 branch.

Discussion
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Add data-controller="csrf-protection" to CSRF fields

Submitting on 6.4 so that the resulting apps can more easily be updated to 7.2

See symfony/symfony#59111

Commits
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e818e12 Add data-controller="csrf-protection" to CSRF fields

Author: javiereguiluz

security.rst

@@ -1028,7 +1028,7 @@ be ``authenticate``:
     <form action="{{ path('app_login') }}" method="post">
         {# ... the login fields #}
 
-        <input type="hidden" name="_csrf_token" value="{{ csrf_token('authenticate') }}">
+        <input type="hidden" name="_csrf_token" data-controller="csrf-protection" value="{{ csrf_token('authenticate') }}">
 
         <button type="submit">login</button>
     </form>