Merge "Update subscription logic for VHAL ref impl." into tm-dev am: 9c15ed74

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/17359715



Change-Id: I4e10f6fe2736a25f373511e74f090a2f6ee6f8e0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>