Release 3.1.1
Release 3.1.1

Include the fix [1] to the repository
so that it isn't hardcoded to CentOS 7.

[1] https://review.opendev.org/#/c/726405/

Change-Id: I8e0852c2e67846ea2b295675700b78b1faece6b5

openstack/puppet-ceph,openstack/puppet-ceph,stackforge/puppet-ceph