Issue #3329673 by Xiaohua Guan, yas: Create entity type OpenStack template version

modules/cloud_service_providers/openstack/openstack.install

...oud_service_providers/openstack/openstack.permissions.yml

...s/cloud_service_providers/openstack/openstack.routing.yml

...vice_providers/openstack/src/Controller/ApiController.php

...ler/OpenStackStackTemplateVersionAccessControlHandler.php

...oviders/openstack/src/Entity/OpenStackTemplateVersion.php

...penstack/src/Entity/OpenStackTemplateVersionInterface.php

...nstack/src/Entity/OpenStackTemplateVersionViewBuilder.php

...penstack/src/Entity/OpenStackTemplateVersionViewsData.php

...viders/openstack/src/Service/OpenStackBatchOperations.php

...providers/openstack/src/Service/Rest/OpenStackService.php