Updated openstack/openstack
Project: openstack/requirements  e48a108fc50af7781bd7662b994848acd82a15a6
null
Remove vim header

We don't need vim modelines in each source file, it can be set in
user's vimrc.

Change-Id: Ib2b5642b7d9051d4586419a6dd4785060cd59825
Closes-Bug: #1229324