Use openstack cli for cinder type creation

This command was commented out so assumedly there used to be a bug. Switch to
OpenStackClient as the cinder CLI doesn't handle v3 auth correctly.

Implements: bp keystonev3
Change-Id: I1acdc04cf04b7056701bdded31ef2a015de5bce3
diff --git a/lib/cinder b/lib/cinder
index e51cd8b..eb32b71 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -480,13 +480,10 @@
 function create_volume_types {
     # Create volume types
     if is_service_enabled c-api && [[ -n "$CINDER_ENABLED_BACKENDS" ]]; then
-        local be be_name be_type
+        local be be_name
         for be in ${CINDER_ENABLED_BACKENDS//,/ }; do
-            be_type=${be%%:*}
             be_name=${be##*:}
-            # openstack volume type create --property volume_backend_name="${be_type}" ${be_name}
-            cinder type-create ${be_name} && \
-                cinder type-key ${be_name} set volume_backend_name="${be_name}"
+            openstack volume type create --property volume_backend_name="${be_name}" ${be_name}
         done
     fi
 }