feature #1658 Update to Symfony 8.1 (javiereguiluz)

This PR was squashed before being merged into the main branch.

Discussion
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Update to Symfony 8.1

~Not finished yet. I still need to update the Symfony recipes.~

Commits
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9b86f4d Update to Symfony 8.1

Author: javiereguiluz

.php-cs-fixer.dist.php

@@ -18,10 +18,18 @@
     file that was distributed with this source code.
     COMMENT;
 
+$finder = (new PhpCsFixer\Finder())
+    ->in(__DIR__.'/src')
+    ->in(__DIR__.'/tests')
+    ->exclude('var')
+    ->notPath([
+        'config/bundles.php',
+        'config/reference.php',
+    ])
+;
+
 return new PhpCsFixer\Config()
-    ->setFinder(
-        PhpCsFixer\Finder::create()->in(['src', 'tests'])->append([__FILE__])
-    )
+    ->setFinder($finder)
     ->setRiskyAllowed(true)
     ->setRules([
         '@PHP8x4Migration' => true,

assets/app.js

@@ -1,5 +1,5 @@
-// start the Stimulus application
 import './stimulus_bootstrap.js';
+// start the Stimulus application
 import './styles/app.scss';
 import 'highlight.js/styles/github-dark-dimmed.css';
 import 'lato-font/css/lato-font.css';

composer.json

@@ -78,7 +78,7 @@
             "symfony/runtime": true
         },
         "platform": {
-            "php": "8.4.0"
+            "php": "8.4.1"
         },
         "preferred-install": {
             "*": "dist"
@@ -113,7 +113,7 @@
     "extra": {
         "symfony": {
             "allow-contrib": true,
-            "require": "8.0.*"
+            "require": "8.1.*"
         }
     }
 }