KM 4: Add Root-of-Trust test cases

This patch is a squash of following patches:
 - aosp/2582033
 - aosp/2603248

Bug: 255344624
Test: VtsHalKeymasterV4_0TargetTest
Change-Id: I46e62ab9031d3745f99bd214f9e579e80edc9128
Merged-In: I46e62ab9031d3745f99bd214f9e579e80edc9128
5 files changed