Updated openstack/openstack
Project: openstack/nova  2a6b9c5ae0371bcc8384bfd18497617dd6a1725f

Remove duplicate entry from .gitignore file

This commit removes the duplicate entry in the gitignore file for the
sample config file.

Closes-Bug: #1375432

Change-Id: Ied0fb5b38a616bbde871dfc690ccccfd46c94bde