Release blazar RC1 for Antelope

This proposed a RC1 release for blazar to get any merged changes
out prior to the RC1 deadline for Antelope 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 early Friday, March 03.

$ git log --oneline --no-merges 10.0.0..af4e449
c4a4305 Add randomness to physical host selection
feabfc0 Fix tox.ini for tox4
e93abfe [docs] Rewrite the architecture description
da81c20 Update copyright date for release notes
47d8093 Switch to 2023.1 Python3 unit tests and generic template name
b88b4bf Update master for stable/zed

Signed-off-by: Hervé Beraud <hberaud@redhat.com>
Change-Id: Ibd390d420ee514c0242ad2cf06d1849e6dc8cd04

deliverables/antelope/blazar.yaml

@@ -13,3 +13,11 @@ cycle-highlights:
     hosts, or find which hosts are allocated to a specific reservation.
 repository-settings:
   openstack/blazar: {}
+releases:
+  - version: 11.0.0.0rc1
+    projects:
+      - repo: openstack/blazar
+        hash: af4e4490dd880b152e4ea4ff0395b8b7d88627ca
+branches:
+  - name: stable/2023.1
+    location: 11.0.0.0rc1