Merge "Mention that ErrorState and StatusCode must match" into udc-dev am: f8cdade2

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/22819697



Change-Id: I9518b2d9baa9eedb5e537c1d3df2cdb58aed03b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>