Retire puppet-openstack-release-tools

An announcement was done on openstack-dev.
This project is not useful anymore since we now manage Puppet modules
releases with OpenStack Releases team, so this repo is not used anymore.
Let's retire it and do some cleanup.

Change-Id: I98663a92c50efd83aa4d8167c4e81d9d3f1b90a0
Depends-On: I52b741a4f7b3ebc8a64246dad214a9d7bbe3fddb

gerrit/acls/openstack/puppet-openstack-release-tools.config

@@ -0,0 +1,2 @@
+[project]
+state = read only

gerrit/projects.yaml

@@ -3268,7 +3268,6 @@
     - puppet-openstack
 - project: openstack/puppet-openstack-release-tools
   description: Release tools for Puppet OpenStack modules
-  acl-config: /home/gerrit2/acls/openstack/puppet-modules.config
 - project: openstack/puppet-openstack-specs
   description: Puppet for OpenStack Design Specifications
   acl-config: /home/gerrit2/acls/openstack/puppet-modules.config

gerritbot/channels.yaml

@@ -1981,7 +1981,6 @@ puppet-openstack:
     - openstack/puppet-openstack-cookiecutter
     - openstack/puppet-openstack-guide
     - openstack/puppet-openstack-integration
-    - openstack/puppet-openstack-release-tools
     - openstack/puppet-openstack-specs
     - openstack/puppet-openstack_extras
     - openstack/puppet-openstack_spec_helper

zuul/layout.yaml

@@ -10086,11 +10086,6 @@ projects:
     experimental:
       - 'gate-puppet-openstack-integration-dsvm-multinode-nv'
 
-  - name: openstack/puppet-openstack-release-tools
-    template:
-      - name: merge-check
-      - name: noop-jobs
-
   - name: openstack/puppet-openstack_spec_helper
     template:
       - name: merge-check