Merge "DO NOT MERGE: Prevent non-system IME from becoming device admin" into rvc-dev am: 6976a3137c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23541011

Change-Id: I1ec46164b68454a9275e17b55c1ea1f84b8f5dea
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>