Add releasenote to tag the end of support for Queens

This relesenote also mark end of support for Queens release
in Tempest as Queens is in EM state[1].

[1] https://releases.openstack.org/

Change-Id: I64bd02b6ccef9e18d9b55f656fe3c224e1aba6d9
diff --git a/releasenotes/notes/intermediate-ussuri-release-8aebeca312a6718c.yaml b/releasenotes/notes/intermediate-ussuri-release-8aebeca312a6718c.yaml
new file mode 100644
index 0000000..6caeacd
--- /dev/null
+++ b/releasenotes/notes/intermediate-ussuri-release-8aebeca312a6718c.yaml
@@ -0,0 +1,14 @@
+---
+prelude: >
+    This is an intermediate release during the Ussuri development cycle to
+    mark the end of support for EM Queens in Tempest.
+    After this release, Tempest will support below OpenStack Releases:
+
+      * Train
+      * Stein
+      * Rocky
+
+    Current development of Tempest is for OpenStack Ussuri development
+    cycle.
+
+    This is the last release of Tempest to officially support python2.7.