Use CI pipelines from upstream project templates

Change-Id: I958f3a80fc6664b7b5e14abfda2076b42c172caa

zuul.d/project.yaml

@@ -2,16 +2,14 @@
     name: x/tobiko
     templates:
       - check-requirements
-      - tempest-plugin-jobs
+      - openstack-python-jobs
+      - openstack-python35-jobs
+      - openstack-python36-jobs
+      - openstack-python37-jobs
       - release-notes-jobs-python3
     check:
       jobs:
-        - openstack-tox-pep8
         - openstack-tox-pylint
-        - openstack-tox-py35
-        - openstack-tox-py36
-        - openstack-tox-py37
-        - openstack-tox-py27
         - openstack-tox-cover
         - tobiko-devstack-neutron-centos-7
         - tobiko-devstack-neutron-centos-7-queens
@@ -21,9 +19,4 @@
         - tobiko-devstack-neutron-ubuntu-bionic
     gate:
       jobs:
-        - openstack-tox-pep8
         - openstack-tox-pylint
-        - openstack-tox-py35
-        - openstack-tox-py36
-        - openstack-tox-py37
-        - openstack-tox-py27