Throw InsecureUserException when LSKF is not set in recoverablekeystore. am: de7bc53ded

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2791425

Change-Id: I588eb1287010bad4dc41118d7217b60a32d08751
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>