Use orchestarte for keystone deploy

Change-Id: I23184599efa416bd3dc6f54a3b7664bac70313fa
diff --git a/tcp_tests/templates/virtual-mcp-trusty/openstack.yaml b/tcp_tests/templates/virtual-mcp-trusty/openstack.yaml
index 3833315..c001d39 100644
--- a/tcp_tests/templates/virtual-mcp-trusty/openstack.yaml
+++ b/tcp_tests/templates/virtual-mcp-trusty/openstack.yaml
@@ -23,7 +23,7 @@
   retry: {count: 1, delay: 5}
   skip_fail: true
 
-{{ SHARED_OPENSTACK.MACRO_INSTALL_KEYSTONE(USE_ORCHESTRATE=false) }}
+{{ SHARED_OPENSTACK.MACRO_INSTALL_KEYSTONE() }}
 
 {{ SHARED_OPENSTACK.MACRO_INSTALL_GLANCE() }}