[zed] [barbican] [security] Release 15.0.1

New release containing the security fix for
the default policy fixed in [1].

[1] 7d6749fcb1

Change-Id: I6d7f175b15b30352bab2c4ecbe7cb9241c181a25

deliverables/zed/barbican.yaml

@@ -28,6 +28,10 @@ releases:
       - repo: openstack/barbican
         hash: b6cbbf90c66d1d7f33d603a32de3287f307f1e58
     diff-start: 14.0.0
+  - version: 15.0.1
+    projects:
+      - repo: openstack/barbican
+        hash: 7d6749fcb1ad16a3350de82cd8e523d5b55306f8
 branches:
   - name: stable/zed
     location: 15.0.0.0rc1