lib/cinder: Remove 'volume3' endpoint

This was needed when 'block-storage' pointed to the v2 API. This is no
longer the case (and hasn't been for some time). This is unnecessary
duplication now.

Change-Id: I00cfb56d3e54d0162b1609f4bf58814e9000c103
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>
Depends-on: https://review.opendev.org/c/openstack/tempest/+/930296
diff --git a/lib/cinder b/lib/cinder
index 0adca4f..2f9955b 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -483,23 +483,11 @@
                 "block-storage" \
                 "$REGION_NAME" \
                 "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/\$(project_id)s"
-
-            get_or_create_service "cinderv3" "volumev3" "Cinder Volume Service V3"
-            get_or_create_endpoint \
-                "volumev3" \
-                "$REGION_NAME" \
-                "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/\$(project_id)s"
         else
             get_or_create_endpoint \
                 "block-storage" \
                 "$REGION_NAME" \
                 "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST/volume/v3/\$(project_id)s"
-
-            get_or_create_service "cinderv3" "volumev3" "Cinder Volume Service V3"
-            get_or_create_endpoint \
-                "volumev3" \
-                "$REGION_NAME" \
-                "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST/volume/v3/\$(project_id)s"
         fi
 
         configure_cinder_internal_tenant