Updated from generate-devstack-plugins-list

Change-Id: I443a7715aa85e4ffe65994dc77f7091c7f441876
diff --git a/doc/source/plugin-registry.rst b/doc/source/plugin-registry.rst
index e84c946..f3f11cf 100644
--- a/doc/source/plugin-registry.rst
+++ b/doc/source/plugin-registry.rst
@@ -44,6 +44,7 @@
 openstack/freezer-api                    `https://opendev.org/openstack/freezer-api <https://opendev.org/openstack/freezer-api>`__
 openstack/freezer-tempest-plugin         `https://opendev.org/openstack/freezer-tempest-plugin <https://opendev.org/openstack/freezer-tempest-plugin>`__
 openstack/freezer-web-ui                 `https://opendev.org/openstack/freezer-web-ui <https://opendev.org/openstack/freezer-web-ui>`__
+openstack/grian-ui                       `https://opendev.org/openstack/grian-ui <https://opendev.org/openstack/grian-ui>`__
 openstack/heat                           `https://opendev.org/openstack/heat <https://opendev.org/openstack/heat>`__
 openstack/heat-dashboard                 `https://opendev.org/openstack/heat-dashboard <https://opendev.org/openstack/heat-dashboard>`__
 openstack/ironic                         `https://opendev.org/openstack/ironic <https://opendev.org/openstack/ironic>`__