Add libprocessgroup dependency

Because set_sched_policy is moved into libprocessgroup an additional
dependency is required for its users.

Exempt-From-Owner-Approval: janitorial

Bug: 111307099
Test: builds, boots

Merged-In: Ie28a9feb5d4342011ca5baac8a62287aca11af3d
Change-Id: Ie28a9feb5d4342011ca5baac8a62287aca11af3d
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
15 files changed