fix missing variable in default template (#7222)

When 'dev' or 'all' error level is set in the config.conf file, the menu will fail to expand or contract. This commit adds the missing variable causing a PHP warning responsible for the behavior.

resources/header.php

@@ -33,6 +33,9 @@
 		session_start();
 	}
 
+//connect to the database if not initialized
+	$database = database::new();
+
 //set the domains session
 	if (!isset($_SESSION['domains'])) {
 		$domain = new domains();
@@ -81,11 +84,6 @@
 		$content = '';
 	}
 
-//connect to the database if not initialized
-	if (!($database instanceof database)) {
-		$database = new database();
-	}
-
 //get the parent id
 	$sql = "select menu_item_parent_uuid from v_menu_items ";
 	$sql .= "where menu_uuid = :menu_uuid ";