N°8017 - Security - dependabot - Symfony's VarDumper vulnerable to un… (#731)

Upgrade all Symfony components to last security fix (~6.4.0)

lib/symfony/routing/RouteCollection.php

@@ -407,4 +407,9 @@ class RouteCollection implements \IteratorAggregate, \Countable
     {
         return $this->aliases[$name] ?? null;
     }
+
+    public function getPriority(string $name): ?int
+    {
+        return $this->priorities[$name] ?? null;
+    }
 }