[ironic ] Create for all client and non-client lib xena branch

This creates the stable/xena branch for all client
and non-client libraries now that we are past the
lib freeze on September 02.

If a team wants to wait for a specific patch to make it to the library,
someone from the 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, September 10.

Change-Id: Ia3367376900a7c21e02b73d0c5cd6b864c778578

deliverables/xena/ironic-lib.yaml

@@ -19,3 +19,6 @@ releases:
     projects:
       - repo: openstack/ironic-lib
         hash: 44131be92a4a482906ca412ccb3a874b4c5adef0
+branches:
+  - name: stable/xena
+    location: 5.0.0

deliverables/xena/metalsmith.yaml

@@ -14,3 +14,6 @@ releases:
     projects:
       - repo: openstack/metalsmith
         hash: 2a39acc6d56992411539d1b7d1c78258fddeca5d
+branches:
+  - name: stable/xena
+    location: 1.5.1

deliverables/xena/python-ironic-inspector-client.yaml

@@ -11,3 +11,6 @@ releases:
     projects:
       - repo: openstack/python-ironic-inspector-client
         hash: 82649e1bd7c3dcdce5cb930830efc9918070a795
+branches:
+  - name: stable/xena
+    location: 4.6.0

deliverables/xena/python-ironicclient.yaml

@@ -15,3 +15,6 @@ releases:
     projects:
       - repo: openstack/python-ironicclient
         hash: b5df386022c686f1b1020253f0980e8b738091fd
+branches:
+  - name: stable/xena
+    location: 4.8.0

deliverables/xena/sushy.yaml

@@ -34,3 +34,6 @@ releases:
     projects:
       - repo: openstack/sushy
         hash: 8af5725f9a7c80a78e0ef269d6a4882bbdf6c9b0
+branches:
+  - name: stable/xena
+    location: 3.12.0