Add cinder volume

Change-Id: I550dccb96d8fff4d9b6c1d0a1ac28ef309c43faf
diff --git a/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-environment.yaml b/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-environment.yaml
index 5a68626..bd516f9 100644
--- a/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-environment.yaml
+++ b/tcp_tests/templates/cookied-mcp-pike-dpdk/_context-environment.yaml
@@ -128,6 +128,7 @@
       reclass_storage_name: openstack_compute_rack01
       roles:
       - openstack_compute
+      - features_lvm_backend
       - linux_system_codename_xenial
       interfaces:
         ens3: