Fix secret metadata access rules (pt 2)
Fix secret metadata access rules (pt 2)

This patch fixes the secure-rbac rules to ensure that the user making
the request is authenticated for the project that owns the secret.

Story: 2009253
Task: 43451

Change-Id: I8222ea2a55cdb72f1d9affe9fb0cf542c6b7c88c

openstack/barbican,openstack/barbican