Update cnf-best-practices-local-storage.adoc

Author: mwlinca

modules/cnf-best-practices-local-storage.adoc

@@ -7,5 +7,7 @@ Local storage is available on worker nodes for ephemeral storage only.
 [IMPORTANT]
 ====
 Pods must not place persistent volumes in local storage.
+
+See test case link:https://github.com/test-network-function/cnf-certification-test/blob/main/CATALOG.md#lifecycle-storage-required-pods[lifecycle-storage-required-pods]
 ====