Use the tripleo-standalone-scenarios-full template

Instead of carrying a distinct files: and check/gate layout use
the one defined in Depends-On below

Depends-On: https://review.openstack.org/630239
Change-Id: I7cf36baa80e91d87b1b41c45204c61cf87846d34
Story: https://tree.taiga.io/project/tripleo-ci-board/us/585

zuul.d/layout.yaml

@@ -5,6 +5,7 @@
       - check-requirements
       - release-notes-jobs-python3
       - openstack-python35-jobs-no-constraints
+      - tripleo-standalone-scenarios-full
     check:
       jobs:
         - openstack-tox-lower-constraints
@@ -32,65 +33,6 @@
               - ^environments\/.*.yaml
               - ^network/endpoints/.*$
               - zuul.d/*
-        - tripleo-ci-centos-7-scenario001-standalone:
-            files:
-              - ^(docker|puppet)/services/.*aodh.*$
-              - ^(docker|puppet)/services/.*ceilometer.*$
-              - ^(docker|puppet)/services/.*ceph.*$
-              - ^(docker|puppet)/services/.*cinder.*$
-              - ^(docker|puppet)/services/.*glance.*$
-              - ^(docker|puppet)/services/.*gnocchi.*$
-              - ^(docker|puppet)/services/.*logging.*$
-              - ^(docker|puppet)/services/.*metrics.*$
-              - ^(docker|puppet)/services/.*monitoring.*$
-              - ^(docker|puppet)/services/.*panko.*$
-              - ci/environments/scenario001-standalone.yaml
-              - ^environments\/.*.yaml
-              - ^deployed-server/.*$
-              - ^network/endpoints/.*$
-              - ^common/.*$
-              - zuul.d/*
-        - tripleo-ci-centos-7-scenario002-standalone:
-            files:
-              - ^(docker|puppet)/services/.*aodh.*$
-              - ^(docker|puppet)/services/.*barbican.*$
-              - ^(docker|puppet)/services/.*ceilometer.*$
-              - ^(docker|puppet)/services/.*cinder.*$
-              - ^(docker|puppet)/services/.*ec2-api.*$
-              - ^(docker|puppet)/services/.*glance.*$
-              - ^(docker|puppet)/services/.*gnocchi.*$
-              - ^(docker|puppet)/services/.*panko.*$
-              - ^(docker|puppet)/services/.*swift.*$
-              - ^(docker|puppet)/services/.*zaqar.*$
-              - ci/environments/scenario002-standalone.yaml
-              - ^environments\/.*.yaml
-              - ^deployed-server/.*$
-              - ^network/endpoints/.*$
-              - ^common/.*$
-              - zuul.d/*
-        - tripleo-ci-centos-7-scenario003-standalone:
-            files:
-              - ^(docker|puppet)/services/.*designate.*$
-              - ^(docker|puppet)/services/.*glance.*$
-              - ^(docker|puppet)/services/.*mistral.*$
-              - ^(docker|puppet)/services/.*sahara.*$
-              - ci/environments/scenario003-standalone.yaml
-              - ^environments\/.*.yaml
-              - ^deployed-server/.*$
-              - ^network/endpoints/.*$
-              - ^common/.*$
-              - zuul.d/*
-        - tripleo-ci-centos-7-scenario004-standalone:
-            files:
-              - ^docker/services/ceph.*$
-              - ^docker/services/glance.*$
-              - ^docker/services/manila.*$
-              - ci/environments/scenario004-standalone.yaml
-              - ^environments\/.*.yaml
-              - ^deployed-server/.*$
-              - ^network/endpoints/.*$
-              - ^common/.*$
-              - zuul.d/*
         - tripleo-ci-centos-7-scenario006-multinode-oooq-container:
             files:
               - ^coe/kubernetes.*$