Fix neutron upgrades

With the latest ops changes, we use the clouds.yaml
file for API testing.

We therefore need to generate it on localhost, where the
API tests are located.

On top of this, the scripts are modified to consider that
previous branch is now queens, not pike.

Change-Id: I0c1d6298cd394426b6e4acbc1859c901fdd80439
Co-Authored-By: Jean-Philippe Evrard <jean-philippe@evrard.me>

tests/ansible-role-requirements.yml

@@ -57,7 +57,7 @@
 - name: os_previous_neutron
   src: https://git.openstack.org/openstack/openstack-ansible-os_neutron
   scm: git
-  version: stable/pike
+  version: stable/queens
 - name: opendaylight
   scm: git
   src: https://github.com/opendaylight/integration-packaging-ansible-opendaylight

tests/test-neutron-resources-upgrade.yml

@@ -25,6 +25,9 @@
       - "python-glanceclient"
       - "openstacksdk"
   tasks:
+    - name: Lay clouds.yaml
+      include_role:
+        name: openstack_openrc
     - name: Install openstack sdk
       pip:
         name: "{{ upgrade_test_packages }}"

tests/tests-repo-clone.sh

@@ -110,7 +110,7 @@ fi
 # tests repo are not supported.
 if [[ "${CLONE_UPGRADE_TESTS}" == "yes" ]]; then
     if [[ ! -d "${WORKING_DIR}/tests/common/previous" ]]; then
-        git clone -b stable/pike \
+        git clone -b stable/queens \
             https://git.openstack.org/openstack/openstack-ansible-tests \
             ${WORKING_DIR}/tests/common/previous
   fi