zed: Build Glance from StackHPC fork

We are currently carrying patches for the CVE-2024-32498 QCOW vulnerability.

Author: markgoddard

etc/kayobe/kolla.yml

@@ -126,6 +126,10 @@ kolla_sources:
     type: git
     location: https://github.com/stackhpc/cloudkitty.git
     reference: stackhpc/{{ openstack_release }}
+  glance-base:
+    type: git
+    location: https://github.com/stackhpc/glance.git
+    reference: stackhpc/{{ openstack_release }}
   horizon-plugin-cloudkitty-dashboard:
     type: git
     location: https://github.com/stackhpc/cloudkitty-dashboard.git