Throw InsecureUserException when LSKF is not set in recoverablekeystore. am: de7bc53ded am: 238cf0a916

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

Change-Id: I299372753f247a1cdc56e389ebe93aa31483682f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>