Merge "Specify product_specific to true in frameworks-base-overlays" into main am: 13763f18

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3332733



Change-Id: I105917810b71de93f2e5206e54278235119eae28
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>