Update vexxhost to use keystone v3 auth

They appear to have disabled v2.

Change-Id: Ie9025ee196a57bcdb3be046ee22e585debc1aa30

modules/openstack_project/templates/nodepool/clouds.yaml.erb

@@ -50,6 +50,8 @@ clouds:
       username: '<%= @vexxhost_username %>'
       password: '<%= @vexxhost_password %>'
       project_name: '<%= @vexxhost_project %>'
+      project_domain_name: default
+      user_domain_name: default
     image_format: 'raw'
   citycloud:
     regions:

modules/openstack_project/templates/puppetmaster/all-clouds.yaml.erb

@@ -76,6 +76,8 @@ clouds:
       username: '<%= @puppetmaster_clouds['openstackjenkins_vexxhost_username'] %>'
       password: '<%= @puppetmaster_clouds['openstackjenkins_vexxhost_password'] %>'
       project_name: '<%= @puppetmaster_clouds['openstackjenkins_vexxhost_project_name'] %>'
+      project_domain_name: default
+      user_domain_name: default
   openstackci-vexxhost:
     region_name: ca-ymq-1
     profile: vexxhost
@@ -83,6 +85,8 @@ clouds:
       username: '<%= @puppetmaster_clouds['openstackci_vexxhost_username'] %>'
       password: '<%= @puppetmaster_clouds['openstackci_vexxhost_password'] %>'
       project_name: '<%= @puppetmaster_clouds['openstackci_vexxhost_project_name'] %>'
+      project_domain_name: default
+      user_domain_name: default
   openstackci-citycloud:
     regions:
       - Lon1

modules/openstack_project/templates/puppetmaster/ansible-clouds.yaml.erb

@@ -52,6 +52,8 @@ clouds:
       username: '<%= @puppetmaster_clouds['openstackci_vexxhost_username'] %>'
       password: '<%= @puppetmaster_clouds['openstackci_vexxhost_password'] %>'
       project_name: '<%= @puppetmaster_clouds['openstackci_vexxhost_project_name'] %>'
+      project_domain_name: default
+      user_domain_name: default
   openstackci-citycloud:
     regions:
       - Lon1