Proposing Wallaby RC1 for mistral-dashboard

If you wants to wait for a specific patch to make it to the release,
someone from your team can -1 the patch to have it held, or update that patch
with a different commit SHA.

Patches with no response will be merged by Friday March 26.

$ git log --oneline --no-merges 11.0.0..63fa310
63fa310 Add Python3 wallaby unit tests
a6bc045 Update master for stable/victoria

Signed-off-by: Hervé Beraud <hberaud@redhat.com>
Change-Id: I36b3b712a680886ada36d6288e1fbaa1072a2be5

deliverables/wallaby/mistral-dashboard.yaml

@@ -6,3 +6,11 @@ team: mistral
 type: horizon-plugin
 repository-settings:
   openstack/mistral-dashboard: {}
+releases:
+  - version: 12.0.0.0rc1
+    projects:
+      - repo: openstack/mistral-dashboard
+        hash: 63fa310920bec67084aab32a6691c9df97ba997d
+branches:
+  - name: stable/wallaby
+    location: 12.0.0.0rc1