upgrade for symfony5.4

DependencyInjection/Configuration.php

@@ -1,29 +1,28 @@
-<?php
-
-namespace Kit\FormBundle\DependencyInjection;
-
-use Symfony\Component\Config\Definition\Builder\TreeBuilder;
-use Symfony\Component\Config\Definition\ConfigurationInterface;
-
-/**
- * This is the class that validates and merges configuration from your app/config files.
- *
- * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/configuration.html}
- */
-class Configuration implements ConfigurationInterface
-{
-    /**
-     * {@inheritdoc}
-     */
-    public function getConfigTreeBuilder()
-    {
-        $treeBuilder = new TreeBuilder();
-        $rootNode = $treeBuilder->root('kit_form');
-
-        // Here you should define the parameters that are allowed to
-        // configure your bundle. See the documentation linked above for
-        // more information on that topic.
-
-        return $treeBuilder;
-    }
-}
+<?php
+
+namespace Kit\FormBundle\DependencyInjection;
+
+use Symfony\Component\Config\Definition\Builder\TreeBuilder;
+use Symfony\Component\Config\Definition\ConfigurationInterface;
+
+/**
+ * This is the class that validates and merges configuration from your app/config files.
+ *
+ * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/configuration.html}
+ */
+class Configuration implements ConfigurationInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getConfigTreeBuilder()
+    {
+    	$treeBuilder = new TreeBuilder('kit_form');
+
+        // Here you should define the parameters that are allowed to
+        // configure your bundle. See the documentation linked above for
+        // more information on that topic.
+
+        return $treeBuilder;
+    }
+}