Remove publishing jobs from salt

Salt is leaving the Big Tent, remove the publishing jobs to
docs.openstack.org and specs side.

Change-Id: Ia87871dbd2186a6364f3e702683a4dedef9b7b2d
Depends-On: I6e55b7404a53c8326c3a3eed065bd6c91db0e1ec

jenkins/jobs/projects.yaml

@@ -8452,10 +8452,8 @@
 
 - project:
     name: openstack-salt
-    doc-publisher-site: docs.openstack.org
 
     jobs:
-      - openstack-publish-jobs
       - 'gate-{name}-docs-{node}':
           node:
             - ubuntu-trusty

zuul/layout.yaml

@@ -12632,7 +12632,6 @@ projects:
   - name: openstack/openstack-salt
     template:
       - name: merge-check
-      - name: openstack-server-publish-jobs
     check:
       - gate-openstack-salt-docs-ubuntu-trusty
       - gate-openstack-salt-docs-ubuntu-xenial
@@ -12643,7 +12642,7 @@ projects:
   - name: openstack/openstack-salt-specs
     template:
       - name: merge-check
-      - name: openstack-specs-jobs
+      - name: build-only-specs-jobs
 
   - name: openstack/openstack-specs
     template: