[reno] Stop publishing release notes
[reno] Stop publishing release notes

Since we copy all release notes to the integrated repo there is not need
in publishing release notes for each repository. We should only verify their
validity and linting.


Change-Id: Icd69125b861d292bfdbfca264e3867e4acf9b469
openstack/openstack-ansible-repo_server,openstack/openstack-ansible-repo_server