Merge "Expose an API for APK signature verification." into main am: 8743c3b48d am: 57344dd166

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3342456

Change-Id: Iba7d986147a55dc1db9f297cbbb929495d1dfb35
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>