Fix configs for queens

Use oslo_templates.
Related-PROD: PROD-26596 (PROD:26596)

Change-Id: Iee0a8c447b76ce537189688ec30882836299f02f
diff --git a/metadata.yml b/metadata.yml
index cac50db..e7875d0 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -6,3 +6,5 @@
     source: "https://gerrit.mcp.mirantis.com/salt-formulas/neutron"
   - name: nova
     source: "https://gerrit.mcp.mirantis.com/salt-formulas/nova"
+  - name: oslo_templates
+    source: "https://github.com/salt-formulas/salt-formula-oslo-templates"
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