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: I23330bd1f53a9d045c9d580fa5bce42706b6e8bf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>