Updated the config yaml file

Updated the config yaml file with "project_domain_id" option

README.md

@@ -172,6 +172,7 @@ clouds:
  password: {{ keystone_admin_password }}
  project_name: {{ keystone_admin_project }}
  project_domain_name: 'Default'
+ project_domain_id: 'Default' // This can replace "project_domain_name"
  user_domain_name: 'Default'
  auth_url: {{ admin_protocol }}:https://{{ kolla_internal_fqdn }}:{{ keystone_admin_port }}/v3
  cacert: |