Merge pull request #13902 from pemaier/pemaier-patch-8-12

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

upload/admin/controller/user/user.php

@@ -830,7 +830,7 @@ public function autocomplete(): void {
 				'filter_name'     => $filter_name,
 				'filter_email'    => $filter_email,
 				'start'           => 0,
-				'limit'           => 5
+				'limit'           => $this->config->get('config_autocomplete_limit')
 			];
 
 			$this->load->model('user/user');