Merge "Remove unused code from the integrity service." into main am: ff8bfd68d7

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3341186

Change-Id: I7ede8d64747675cca974c95c2ff1ddd6794759f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>