Merge "Clarify measurement interval documentation" into tm-dev am: 58178fd1 am: fc27380b

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/17988968



Change-Id: I550ef8eeaed604c7005e528f65d10f9734b86c98
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>