Configure Blazar with custom CA file

Depends-On: https://review.opendev.org/c/openstack/blazar/+/903586

Change-Id: Ic4c8c234c0597e715b2d276c03e485a438e27123

ansible/roles/blazar/templates/blazar.conf.j2

@@ -11,6 +11,7 @@ os_admin_username = {{ blazar_keystone_user }}
 os_admin_password = {{ blazar_keystone_password }}
 os_admin_project_name = service
 identity_service = identity
+cafile = {{ openstack_cacert }}
 
 [api]
 api_v2_controllers = oshosts,leases