Add missing release note for cadf environment

A previous change was enabling cadf environment on TripleO,
but missed release notes. Adding that as a follow up.

Change-Id: I5e5a5267707537ae7c78685dc3d371ae5f80f4aa

diff --git a/releasenotes/notes/add-cadf-environment-0ce0078348c5333f.yaml b/releasenotes/notes/add-cadf-environment-0ce0078348c5333f.yaml
new file mode 100644 (file)
index 0000000..a45938b
--- /dev/null
+++ b/releasenotes/notes/add-cadf-environment-0ce0078348c5333f.yaml
@@ -0,0 +1,7 @@
+---
+features:
+  - Add new cadf.yaml environment, that will configure
+    Keystone to emit CADF notifications. This standard
+    provides auditing capabilities for compliance with
+    security, and is intented to be used for deploying
+    TripleO with hardened security.