Fix test after revert of conversion

Author: Girgias

ext/sockets/tests/socket_set_option_in6_pktinfo.phpt

@@ -35,6 +35,7 @@ var_dump(socket_set_option($s, IPPROTO_IPV6, IPV6_PKTINFO, [
 //A work-around with is sort-of possible (with IPV6_2292PKTOPTIONS),
 //but not worth it
 //var_dump(socket_get_option($s, IPPROTO_IPV6, IPV6_PKTINFO));
---EXPECT--
-The key 'addr' is required
+--EXPECTF--
+Warning: socket_set_option(): error converting user data (path: in6_pktinfo): The key 'addr' is required in %s on line %d
+bool(false)
 bool(true)