Removal of installguide-cookiecutter

In the Pike document structure installguide is merged
into the doc folder and handled by the project
cookiecutter [1].
There is no need for an installguide specific
cookiecutter anymore.

[1]: https://review.openstack.org/#/c/482504/

Change-Id: I84e5cb24b942f94549357441a0e057adbf0bf653
Signed-off-by: csatari <gergely.csatari@nokia.com>

gerrit/projects.yaml

@@ -3883,7 +3883,7 @@
   description: Cookiecutter Template for new Install Guide
   groups:
     - openstack-manuals
-  acl-config: /home/gerrit2/acls/openstack/openstack-manuals.config
+  acl-config: /home/gerrit2/acls/openstack/retired.config
 - project: openstack/intel-nfv-ci-tests
   description: intel nfv ci testcase repo.
 - project: openstack/interop

gerritbot/channels.yaml

@@ -627,7 +627,6 @@ openstack-doc:
   projects:
     - openstack/api-site
     - openstack/docs-specs
-    - openstack/installguide-cookiecutter
     - openstack/openstack-doc-tools
     - openstack/openstack-manuals
     - openstack/openstackdocstheme

zuul/layout.yaml

@@ -10504,11 +10504,6 @@ projects:
     gate:
       - gate-instack-undercloud-puppet-lint
 
-  - name: openstack/installguide-cookiecutter
-    template:
-      - name: merge-check
-      - name: noop-jobs
-
   - name: openstack/intel-nfv-ci-tests
     template:
       - name: merge-check