The partition progress logging line currently includes device, step and
the progress of partitions. But if your running a part-power increase on
more then one policy at a time, then we're missing a crucial piece of
information, the policy.
This patch add the policy to the log line too:
Step: cleanup Device: sda1 Policy: <policy name> Partitions: 1/2
Change-Id: I1dd3362b0a35592867ddaaa86dfa9d95e241373a