Update partitionmanager to 4.0.0
Summary: Changes available here (shared with kpmcore).
Test Plan: Successfully formatted a pendrive, listed my drives and partitions, read some S.M.A.R.T. data.
Reviewers: Triage Team, DataDrake
Reviewed By: Triage Team, DataDrake
Subscribers: DataDrake
Differential Revision: https://dev.getsol.us/D6196