ART services: optimize package - add APIs.

This change adds a method `ArtManagerLocal.optimizePackage` and related
data structures including `OptimizeOptions` and `OptimizeResult`.

Bug: 229268202
Test: atest ArtServiceTests
Ignore-AOSP-First: ART Services.
Change-Id: I09a6cece11b969dcbc922de4e1043fe608fefb59
15 files changed