feat: pin collections to branch names

Author: jackhodgkiss

etc/kayobe/ansible/requirements.yml

@@ -11,11 +11,11 @@ collections:
     # (jackhodgkiss) Update once role is merged into collection.
   - name: https://github.com/stackhpc/ansible-collection-hashicorp.git
     type: git
-    version: e94bed3838ff5116d7f60d57bcd833153d2f4e9c
+    version: add-openbao
     # (jackhodgkiss) Update once role is merged into collection.
   - name: https://github.com/stackhpc/ansible-collection-kayobe-workflows.git
     type: git
-    version: ca2d6d93123d78c5f829385773a7cfb5adcebadf
+    version: add-gitlab-role
 roles:
   - src: stackhpc.vxlan
   - name: ansible-lockdown.ubuntu22_cis