Merge "Make IRPC v3 optionally backwards compatible" am: 79b72fece3

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2322763

Change-Id: Ia0b5645f5eac503012aded507bb1c76f12461f02
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>