Nova test for Volume client

Tests for Nova for volume client. The Nova proxy API is deprecated from microversion 2.36

Change-Id: I06376b0b9b5cb44dfa80173dad3f131029494b9d
Co-Authored-By: Pradeep Kumar <pk5294@att.com>
Co-Authored-By: Felipe Monteiro <felipe.monteiro@att.com>
Co-Authored-By: Samantha Blanco <samantha.blanco@att.com>
Co-Authored-By: Sangeet Gupta <sg774j@att.com>
diff --git a/releasenotes/notes/nova_volume_client-75e153a1c84e4ff8.yaml b/releasenotes/notes/nova_volume_client-75e153a1c84e4ff8.yaml
new file mode 100644
index 0000000..0562137
--- /dev/null
+++ b/releasenotes/notes/nova_volume_client-75e153a1c84e4ff8.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Adds RBAC tests for the Nova os-volumes API which is deprecated
+    from microversion 2.36 onward.