Merge "Add first aconfig library inside the framework." into main am:...

Merge "Add first aconfig library inside the framework." into main am: 273f2e90 am: 53845fff am: 3f0c0b34 am: 2ebfc02f am: 726f7f90

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2718853



Change-Id: If9ee73ef1323b5dfd1edfa2e80519ed8eefea49f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>