Revert "Test constraints with zuul-cloner in post queue"

Testing was done successfully.

This reverts commit 5dc2cba2ab.

Change-Id: I5c8a3c5431de1cbeeefb8a392b73d04b22c0c13c

jenkins/jobs/manuals-jobs.yaml

@@ -131,27 +131,3 @@
     jobs:
       - gate-{name}-install-guide
       - '{name}-install-guide'
-
-# TODO(jaegerandi): Remove this again after testing. This is just for
-# testing that zuul-cloner works with constraints in the post queue.
-# It does not do anything usefull.
-- job:
-    name: zuul-cloner-test
-    node: ubuntu-trusty
-
-    builders:
-      - zuul-git-prep-upper-constraints
-      - install-distro-packages
-      - revoke-sudo
-      - shell: |
-          #!/bin/bash -xe
-          # Just output some information about git status and variables
-          echo $ZUUL_REFNAME
-          echo $ZUUL_BRANCH
-          git log -n2
-          git status
-      - tox:
-          envlist: zuul-cloner-test
-
-    publishers:
-      - console-log

zuul/layout.yaml

@@ -9477,7 +9477,6 @@ projects:
     post:
       - openstack-manuals-tox-doc-publishdocs
       - propose-openstack-manuals-updates
-      - zuul-cloner-test
 
   - name: openstack/openstack-planet
     template: