Add experimental-project-config-layout for ubuntu-precise

This is part of our effort to remove bare-precise from the gate.

Change-Id: Ib762bf4aed5d6f027bbef3a873c6a4ca8786ad58
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

jenkins/jobs/infra.yaml

@@ -66,6 +66,20 @@
     publishers:
       - console-log
 
+- job:
+    name: experimental-project-config-layout
+    node: ubuntu-precise
+
+    builders:
+      - gerrit-git-prep
+      - install-distro-packages
+      - revoke-sudo
+      - tox:
+          envlist: 'zuul'
+
+    publishers:
+      - console-log
+
 - job:
     name: gate-project-config-jenkins-project
     node: ubuntu-trusty

zuul/layout.yaml

@@ -3426,6 +3426,8 @@ projects:
     periodic:
       - propose-project-config-update
       - periodic-package-afs-centos7
+    experimental:
+      - experimental-project-config-layout
 
   - name: openstack-infra/project-config-example
     template:
@@ -3439,6 +3441,8 @@ projects:
       - gate-project-config-layout
       - gate-project-config-example-linters
       - gate-project-config-jenkins-project
+    experimental:
+      - experimental-project-config-layout
 
   - name: openstack-infra/publications
     template: