Add 2023.1 Antelope deliverable files

The generated content initializes the 2023.1 Antelope cycle's
deliverable files based on Zed deliverables.

Change-Id: I7ed646e43002084aa791483e56046d94762fff75

deliverables/antelope/python-mistralclient.yaml

@@ -0,0 +1,8 @@
+---
+team: mistral
+type: client-library
+include-pypi-link: true
+launchpad: python-mistralclient
+release-model: cycle-with-intermediary
+repository-settings:
+  openstack/python-mistralclient: {}