Merge "r_submix: keep the signed value for offset calculation in AIDL...

Merge "r_submix: keep the signed value for offset calculation in AIDL implementation" into main am: bc2537e4 am: 2f8e3077

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2721915



Change-Id: I651a51da983a3608a3ae0843c893ff3b879247e2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>