Fix phpdoc for Maintenance::getDB

It has the same parameter as wfGetDB including $groups as string

Change-Id: Id531488e1c2bddce71946423010620323e08bc0a

diff --git a/maintenance/Maintenance.php b/maintenance/Maintenance.php
index c91fbb4..1778a79 100644 (file)
--- a/maintenance/Maintenance.php
+++ b/maintenance/Maintenance.php
@@ -1294,7 +1294,7 @@ abstract class Maintenance {
         * This function has the same parameters as wfGetDB()
         *
         * @param int $db DB index (DB_REPLICA/DB_MASTER)
-        * @param array $groups default: empty array
+        * @param string|string[] $groups default: empty array
         * @param string|bool $wiki default: current wiki
         * @return IMaintainableDatabase
         */