Merge "Add metadata to aconfig" into main am: 56835092

Original change: https://android-review.googlesource.com/c/platform/build/+/2851033



Change-Id: I98875da1016541e05fdeec0b3fde92296049b864
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>