Release Yoga RC1 for tacker-horizon

This patch proposes an RC1 release for tacker-horizon to get any merged
changes out prior to the RC1 deadline for Yoga 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, March 10th.

Signed-off-by: Elod Illes <elod.illes@est.tech>
Change-Id: Id43c0ef8c4811495aad7d9886791d55951cab79f

deliverables/yoga/tacker-horizon.yaml

@@ -5,3 +5,11 @@ team: tacker
 type: horizon-plugin
 repository-settings:
   openstack/tacker-horizon: {}
+releases:
+  - version: 5.0.0.0rc1
+    projects:
+      - repo: openstack/tacker-horizon
+        hash: bb69fed635ab15629817e5a03fabe0e5600339c7
+branches:
+  - name: stable/yoga
+    location: 5.0.0.0rc1