Merge "[Bouncer] Change modern arch to unreleased." into tm-qpr-dev am: 98fb142a13 am: ed62efc6f2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19943704

Change-Id: I0d28e3405e0076eea8a408f7ce045fbc7090bd09
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>