Use system panko class

Change-Id: Ibd363187abfa61e590cb7825dcc2474d45b6485d
(cherry picked from commit d747e82b99dfc7f4b82959249c1f31b0e0e68de8)
diff --git a/classes/cluster/virtual-mcp11-aio-telemetry/openstack/init.yml b/classes/cluster/virtual-mcp11-aio-telemetry/openstack/init.yml
index b3acf3f..264530b 100755
--- a/classes/cluster/virtual-mcp11-aio-telemetry/openstack/init.yml
+++ b/classes/cluster/virtual-mcp11-aio-telemetry/openstack/init.yml
@@ -19,7 +19,7 @@
 - system.gnocchi.statsd.single
 - system.gnocchi.common.coordination.redis
 - service.redis.server.single
-- service.panko.server.single
+- system.panko.server.single
 - service.ceilometer.server.single.common
 - service.ceilometer.agent.single.common
 - system.ceilometer.server.backend.gnocchi