Add a TRM use case priority hints info object

This object includes a parser that reads the vendor config xml

Test: atest UseCasePriorityHintsTest
Bug: 147380513
Change-Id: I4bff0bc196a0c2a78ce4305acec7ce7cc9a4fa70
(cherry picked from commit 2f62bf64ca8be21d6cc222f061250b0ef56b2ffe)
3 files changed