Creating stable yoga for ironic-python-agent-builder

If you want to wait and make another release before the branch is cut,
someone from the team can -1 the patch to have it held, or update that
patch to include another release and stable branch point.

Patches with no response will be merged by Friday March 18.

Change-Id: Ide3869bfd0331efd57613e26cdcaa69504657101

deliverables/yoga/ironic-python-agent-builder.yaml

@@ -12,3 +12,10 @@ releases:
     projects:
       - repo: openstack/ironic-python-agent-builder
         hash: dbe999501556270ef6b1246a8fbc62d649b79c31
+  - version: 4.0.1
+    projects:
+      - repo: openstack/ironic-python-agent-builder
+        hash: ab25ed462d659e333e51a54f4e344469ccf5dc39
+branches:
+  - name: stable/yoga
+    location: 4.0.1