Merge "Add a README for Remote Key Provisioning." into tm-dev am: 8c1586bc4f am: 0d4ab8520d am: 949b6bbb96

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/18635577

Change-Id: I8fef758b14c96d8953634b16bfad2e9d8caad268
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>