Merge "Add more clarity about integer encoding for keys" am: 7a15fa50

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2378099



Change-Id: Icacefe39a64a35540aaa8f9e5583c10925b5984c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>