Actually, this is a regression. With Juju 1.25.10 + MAAS 1.9.4, the ssh keys of the MAAS user do survive to exist on the Juju unit.
Actually, this is a regression. With Juju 1.25.10 + MAAS 1.9.4, the ssh keys of the MAAS user do survive to exist on the Juju unit.