Merge "DO NOT MERGE: Prevent non-system IME from becoming device admin" into udc-dev am: decc428857

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23545057

Change-Id: Ie301b476186f5861c01ca69cfedef5e6e9455a05
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>