Update ceilometer policy management

Related: PROD-34318

Change-Id: Ic8245acfdeb845baf7f4360dab19cf7efd3f618a
diff --git a/.kitchen.yml b/.kitchen.yml
index 816a77d..1b3e12e 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -15,6 +15,10 @@
   grains:
     noservices: True
   dependencies:
+    - name: keystone
+      repo: git
+      source: https://gerrit.mcp.mirantis.com/salt-formulas/keystone
+      branch: <%=ENV['GERRIT_BRANCH'] || 'release/2019.2.0' %>
     - name: linux
       repo: git
       source: https://gerrit.mcp.mirantis.com/salt-formulas/linux