Replace OpenStack LLC with OpenStack Foundation

Some files still use trademark OpenStack LLC in header, which
should be changed to OpenStack Foundation according to
openstack trademark policy:
http://www.openstack.org/brand/openstack-trademark-policy/

Change-Id: I4c71a93931e6a39c33885b64b27fe80229057ff4
Closes-Bug: #1214176
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index 60bb314..1879e46 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -1,4 +1,4 @@
-# Copyright 2013 OpenStack, LLC
+# Copyright 2013 OpenStack Foundation
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
diff --git a/tempest/api/identity/admin/v3/test_projects_negative.py b/tempest/api/identity/admin/v3/test_projects_negative.py
index e661f42..c76b9ee 100644
--- a/tempest/api/identity/admin/v3/test_projects_negative.py
+++ b/tempest/api/identity/admin/v3/test_projects_negative.py
@@ -1,4 +1,4 @@
-# Copyright 2013 OpenStack, LLC
+# Copyright 2013 OpenStack Foundation
 # All Rights Reserved.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may