[ticket/11515] Change If...else statement struct

Modifications in if-else structure.

PHPBB3-11515

phpBB/phpbb/lock/db.php

@@ -116,7 +116,9 @@ class db
 			{
 				return true;
 			}
-		} else {
+		}
+		else
+		{
 
 			return $this->locked;
 		}