Removes vim headers 5th round

This is a follow up on:
   Change-Id: If56b28d0efb6364fe2105f7d62d6a2b05b906070

The vim headers in all the files are being removed. We've missed these
files because of delays in the patches.
I hope this is the last one for Tempest.

Change-Id: I55dcbc7de4106bc5de852c77d85cf97ac5dab18a
Closes-Bug: #1229324
diff --git a/tempest/api/object_storage/test_account_bulk.py b/tempest/api/object_storage/test_account_bulk.py
index 5fde76a..a94c883 100644
--- a/tempest/api/object_storage/test_account_bulk.py
+++ b/tempest/api/object_storage/test_account_bulk.py
@@ -1,5 +1,3 @@
-# vim: tabstop=4 shiftwidth=4 softtabstop=4
-
 # Copyright 2013 NTT Corporation
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may