Fixed settings form incl. coding standard

Closes #3500753

src/Form/BoostSettingsForm.php

@@ -63,13 +63,13 @@ class BoostSettingsForm extends ConfigFormBase {
    * @throws \Drupal\Component\Plugin\Exception\PluginException
    */
   public function __construct(
-      ConfigFactoryInterface $config_factory,
-      DateFormatterInterface $date_formatter,
-      FactoryInterface $plugin_factory,
-      EntityTypeManagerInterface $entity_type_manager,
-      BoostCacheFileInterface $boost_file
-    ) {
-    parent::__construct($config_factory);
+    ConfigFactoryInterface $config_factory,
+    DateFormatterInterface $date_formatter,
+    FactoryInterface $plugin_factory,
+    EntityTypeManagerInterface $entity_type_manager,
+    BoostCacheFileInterface $boost_file,
+  ) {
+    $this->configFactory = $config_factory;
     $this->dateFormatter = $date_formatter;
     $this->condition = $plugin_factory->createInstance('request_path');
     $this->entityTypeManager = $entity_type_manager;