fixed Storage xsd with foreign key

SE/se-lib/Route/Storage.php

@@ -1029,7 +1029,7 @@ jQuery(document).on('p5UIBtnAjax:Storage:checkObjectInstallAjax:ajaxLoaded', fun
 		$foreignKeys = [];
 		{
 			$dbName = DB::getPDO($idStorage)->getDatabaseName();
-			if ('mysql' === DB::getPDO($idStorage)->getType) {
+			if ('mysql' === DB::getPDO($idStorage)->getType()) {
 				$foreignKeys = DB::getPDO($idStorage)->fetchAll("
 					SELECT i.TABLE_SCHEMA, i.TABLE_NAME, i.CONSTRAINT_TYPE, i.CONSTRAINT_NAME, k.COLUMN_NAME, k.REFERENCED_TABLE_NAME, k.REFERENCED_COLUMN_NAME
 					FROM information_schema.TABLE_CONSTRAINTS i