Merge pull request #13907 from pemaier/pemaier-patch-8-7

Update option.php - autocomplete limit config centralized, similar to…

upload/admin/controller/catalog/option.php

@@ -418,7 +418,7 @@ public function autocomplete(): void {
 			$filter_data = [
 				'filter_name' => $this->request->get['filter_name'],
 				'start'       => 0,
-				'limit'       => 5
+				'limit'       => $this->config->get('config_autocomplete_limit')
 			];
 
 			$options = $this->model_catalog_option->getOptions($filter_data);