Merge branch '5.4' into 6.0

* 5.4:
  Remove an unused link
  Update Twig links and change symfony/var-dumper package installation command
  Fix Markdown code syntax instead of RST
  Fix link of the package chart js for Symfony UX

Author: javiereguiluz

components/form.rst

@@ -784,4 +784,4 @@ Learn more
     /form/*
 
 .. _Twig: https://twig.symfony.com
-.. _`Twig Configuration`: https://twig.symfony.com/doc/2.x/intro.html
+.. _`Twig Configuration`: https://twig.symfony.com/doc/3.x/intro.html

contributing/documentation/standards.rst

@@ -191,7 +191,7 @@ In addition, documentation follows these rules:
   * trivial
 
 .. _`the Sphinx documentation`: https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html#literal-blocks
-.. _`Twig Coding Standards`: https://twig.symfony.com/doc/2.x/coding_standards.html
+.. _`Twig Coding Standards`: https://twig.symfony.com/doc/3.x/coding_standards.html
 .. _`reserved by the IANA`: https://tools.ietf.org/html/rfc2606#section-3
 .. _`American English`: https://en.wikipedia.org/wiki/American_English
 .. _`American English Oxford Dictionary`: https://www.lexico.com/definition/american_english

form/form_customization.rst

@@ -443,4 +443,4 @@ Variable                Usage
     variables a particular field has, find the source code for the form
     field (and its parent fields) and look at the above two functions.
 
-.. _`the Twig documentation`: https://twig.symfony.com/doc/2.x/templates.html#test-operator
+.. _`the Twig documentation`: https://twig.symfony.com/doc/3.x/templates.html#test-operator

form/form_themes.rst

@@ -644,5 +644,5 @@ is a collection of fields (e.g. a whole form), and not just an individual field:
 .. _`Foundation CSS framework`: https://get.foundation/
 .. _`tailwind_2_layout.html.twig`: https://github.com/symfony/symfony/blob/master/src/Symfony/Bridge/Twig/Resources/views/Form/tailwind_2_layout.html.twig
 .. _`Tailwind CSS form plugin`: https://tailwindcss-forms.vercel.app/
-.. _`Twig "use" tag`: https://twig.symfony.com/doc/2.x/tags/use.html
-.. _`Twig parent() function`: https://twig.symfony.com/doc/2.x/functions/parent.html
+.. _`Twig "use" tag`: https://twig.symfony.com/doc/3.x/tags/use.html
+.. _`Twig parent() function`: https://twig.symfony.com/doc/3.x/functions/parent.html

frontend/_ux-libraries.rst.inc

@@ -10,7 +10,7 @@
 .. _`ux-turbo`: https://symfony.com/bundles/ux-turbo/current/index.html
 .. _`ux-live-component`: https://symfony.com/bundles/ux-live-component/current/index.html
 .. _`ux-twig-component`: https://symfony.com/bundles/ux-twig-component/current/index.html
-.. _`ux-chartjs`: https://symfony.com/bundles/ux-chart-js/current/index.html
+.. _`ux-chartjs`: https://symfony.com/bundles/ux-chartjs/current/index.html
 .. _`ux-lazy-image`: https://symfony.com/bundles/ux-lazy-image/current/index.html
 .. _`ux-cropperjs`: https://symfony.com/bundles/ux-cropperjs/current/index.html
 .. _`ux-dropzone`: https://symfony.com/bundles/ux-dropzone/current/index.html

frontend/encore/installation.rst

@@ -188,12 +188,12 @@ a system that you'll learn about soon:
 And finally, create an ``assets/controllers.json`` file, which also fits into
 the Stimulus system:
 
-```json
-{
-    "controllers": [],
-    "entrypoints": []
-}
-```
+.. code-block:: json
+
+    {
+        "controllers": [],
+        "entrypoints": []
+    }
 
 You'll customize and learn more about these files in :doc:`/frontend/encore/simple-example`.
 When you execute Encore, it will ask you to install a few more dependencies based

reference/configuration/twig.rst

@@ -344,5 +344,5 @@ If set to ``true``, Symfony shows an exception whenever a Twig variable,
 attribute or method doesn't exist. If set to ``false`` these errors are ignored
 and the non-existing values are replaced by ``null``.
 
-.. _`the optimizer extension`: https://twig.symfony.com/doc/2.x/api.html#optimizer-extension
+.. _`the optimizer extension`: https://twig.symfony.com/doc/3.x/api.html#optimizer-extension
 .. _`XSS attacks`: https://en.wikipedia.org/wiki/Cross-site_scripting

reference/dic_tags.rst

@@ -1309,6 +1309,6 @@ Then, tag it with the ``validator.initializer`` tag (it has no options).
 For an example, see the ``DoctrineInitializer`` class inside the Doctrine
 Bridge.
 
-.. _`Twig's documentation`: https://twig.symfony.com/doc/2.x/advanced.html#creating-an-extension
-.. _`Twig Loader`: https://twig.symfony.com/doc/2.x/api.html#loaders
+.. _`Twig's documentation`: https://twig.symfony.com/doc/3.x/advanced.html#creating-an-extension
+.. _`Twig Loader`: https://twig.symfony.com/doc/3.x/api.html#loaders
 .. _`PHP class preloading`: https://www.php.net/manual/en/opcache.configuration.php#ini.opcache.preload

reference/forms/types/map.rst.inc

@@ -75,6 +75,5 @@ Base Fields
 
 * :doc:`FormType </reference/forms/types/form>`
 
-.. _`Symfony UX initiative`: https://github.com/symfony/ux#readme
 .. _`CropperType`: https://github.com/symfony/ux/tree/2.x/src/Cropperjs#readme
 .. _`DropzoneType`: https://github.com/symfony/ux/tree/2.x/src/Dropzone#readme

reference/twig_reference.rst

@@ -649,4 +649,4 @@ The ``app`` variable is injected automatically by Symfony in all templates and
 provides access to lots of useful application information. Read more about the
 :ref:`Twig global app variable <twig-app-variable>`.
 
-.. _`default filters and functions defined by Twig`: https://twig.symfony.com/doc/2.x/#reference
+.. _`default filters and functions defined by Twig`: https://twig.symfony.com/doc/3.x/#reference