Update test to reflect there are now maximum 16 (real) warnings and errors

Author: derickr

ext/date/tests/oom_date_parse.phpt

@@ -6,6 +6,8 @@ memory_limit=64M
 <?php
 $result = date_parse(str_repeat("\x01", 4 * 1024 * 1024));
 var_dump(count($result['errors']));
+echo $result['errors'][-1], "\n";
 ?>
 --EXPECT--
-int(1000)
+int(17)
+There are more than 16 errors, which are not returned