Add test comments

General MR

Summary

This is to add comments in the Disallow Deprecated API policy and test to indicate no proper test available since the current k8s v1.33 doesn't have any deprecation. Any future version might have "about to be removed" APIs, and tests can be created properly.

Relevant logs/screenshots

(Include any relevant logs/screenshots)

Linked Issue

issue

Upgrade Notices

N/A