Move gate-storyboard-js-integration to experimental

Currently this job fails and noone is available to fix it.
This patch removes its non-voting rule as well as moves it to the
experimental queue for storyboard and storyboard-webclient.

Change-Id: Ie672634b10378ff15a77cbe0d9fa91d9112cb7a5

zuul/layout.yaml

@@ -2443,9 +2443,6 @@ jobs:
   - name: gate-blazar-pylint
     voting: false
 
-  - name: gate-storyboard-js-integration
-    voting: false
-
   - name: gate-tempest-dsvm-docker
     voting: false
 
@@ -4396,7 +4393,6 @@ projects:
     check:
       - gate-storyboard-pep8
       - gate-storyboard-python27-db
-      - gate-storyboard-js-integration
     gate:
       - gate-storyboard-pep8
       - gate-storyboard-python27-db
@@ -4407,6 +4403,8 @@ projects:
       - storyboard-infra-docs
     release:
       - storyboard-infra-docs
+    experimental:
+      - gate-storyboard-js-integration
 
   - name: openstack-infra/storyboard-webclient
     template:
@@ -4417,7 +4415,6 @@ projects:
       - gate-storyboard-webclient-npm-run-test-functional
       - gate-storyboard-webclient-npm-run-test-integration
       - gate-storyboard-webclient-js-draft
-      - gate-storyboard-js-integration
     gate:
       - gate-storyboard-webclient-npm-run-lint
       - gate-storyboard-webclient-npm-run-test-unit
@@ -4427,6 +4424,8 @@ projects:
       - storyboard-webclient-js-release-branch
     release:
       - storyboard-webclient-js-release-master
+    experimental:
+      - gate-storyboard-js-integration
 
   - name: openstack-infra/subunit2sql
     template: