Add a new aconfig file for ADPF flags

This will eventually become the standard adpf flag container, to make adding flags easier without top-level OWNERS needed for android.os flags.aconfig

Bug: none
Change-Id: I4dc0ad3e55d81faf49df39a1e96b9eaa8b9e5a6d
Flag: n/a
Test: n/a
2 files changed