Migrate audioflinger package validation

Migrate audioflinger to call new attribution source package validation
methods, which don't synchronously call up to system_server.

Test: Cts and smoke tests
Bug: 338089555
Flag: com.android.media.audio.audioserver_permissions
Change-Id: If6c2629bab59f17a44fee26dbf6ebfabf37a1714
5 files changed