Update barbican policy management

PROD-34318

Change-Id: I1efb619fd085458b55fbaeba7d1b43e76ca9e37c
diff --git a/metadata.yml b/metadata.yml
index 1be09cc..c8f9be8 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -4,3 +4,5 @@
 dependencies:
   - name: apache
     source: "https://gerrit.mcp.mirantis.com/salt-formulas/apache"
+  - name: keystone
+    source: "https://gerrit.mcp.mirantis.com/salt-formulas/keystone"