Remove ansible-lint-jobs from infra-ansible gate and enable experimental job

Currently ansible-lint-jobs does not work with
the infra-ansible repo, that job is only meant
for ansible roles.

This patch removes ansible-lint-jobs from the check
and gate queue for infra-ansible and set noops to
allow merges.
It also introduces the gate-infra-ansible job on
the experimental queue for testing, would enable
that on check/gate when we get confidence on it.

Change-Id: I8b6871d24e79817685e1ca2b21d4334ac9ad5e39

jenkins/jobs/infra.yaml

@@ -217,3 +217,16 @@
       - zuul-swift-upload-logs-with-console:
           upload_source: 'output/*'
 
+- job:
+    name: gate-infra-ansible
+    node: 'bare-precise || bare-trusty'
+
+    builders:
+      - ansible-prep
+      - ansible-lint-prep
+      - revoke-sudo
+      - gerrit-git-prep
+      - run-tests
+
+    publishers:
+      - console-log

zuul/layout.yaml

@@ -5494,7 +5494,9 @@ projects:
   - name: openstack-infra/infra-ansible
     template:
       - name: merge-check
-      - name: ansible-lint-jobs
+      - name: noop-jobs
+    experimental:
+      - gate-infra-ansible
 
   - name: openstack-infra/infra-manual
     template: