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

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

Change-Id: Iaad1b99d68b267a290c02fc98cf504b6b522df15
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>