Update HVAC targetSdk to 31 am: 3c8ac109ea

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

Change-Id: Ia3aebf403625712482506481b0dba028c5511355
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>