Fedora does not require openstack-selinux package

Fedora contains SELinux policies to faciliate OpenStack usage in the
policy files shipped in the distribution itself. The additional
openstack-selinux policy provides these policies to RHEL users.

Change-Id: I6ffec6ed9c13ff9754d83eceb16a408eb7a22404
Closes-Bug: #1306352
Merge "Fedora does not require openstack-selinux package"