Update HVAC targetSdk to 31 am: 3c8ac109ea am: adce0953f8

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Car/Hvac/+/18091593

Change-Id: Ifee0c502dbc1cebd28f6e94e275c954647b3b245
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>