The driver was deprecated in 2024.1 release because of the unmaintained
default template[1].
[1] 307296af5e
Change-Id: If7b040a39679b2707565ecd0bd8a06b7db7503c1
To generate the sample keystone.conf and keystone.policy.yaml files, run the
following commands from the top level of the keystone directory:
tox -egenconfig
tox -egenpolicy
For a pre-generated example of the latest files, see:
https://docs.openstack.org/keystone/latest/configuration/samples/index.html