Proposing Xena RC1 for sahara-dashboard

This proposed a RC1 release for sahara-dashboard to get any merged changes
out prior to the RC1 deadline for Xena going into effect.

If the team is ready to proceed, please leave a +1 to acknowledge this
release and we will process right away. If the team is working on any
final merges, leave a -1 with some detail on the status and update the
patch with the new commit hash to use when ready.

Patches with no response will be merged by Thursday, September 16.

$ git log --oneline --no-merges 14.0.0..4604f95
4604f95 Add Python3 xena unit tests
50b9bde Update master for stable/wallaby

Signed-off-by: Hervé Beraud <hberaud@redhat.com>
Change-Id: I59f5843e3cd021e1003832a739e1dddff976dc41

deliverables/xena/sahara-dashboard.yaml

@@ -5,3 +5,11 @@ team: sahara
 type: horizon-plugin
 repository-settings:
   openstack/sahara-dashboard: {}
+releases:
+  - version: 15.0.0.0rc1
+    projects:
+      - repo: openstack/sahara-dashboard
+        hash: 4604f95cb22c8322a3bef9e59969d659f22e1a0a
+branches:
+  - name: stable/xena
+    location: 15.0.0.0rc1