Bluetooth HAL: Fail loudly on a write failure am: 022e49b684

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2397745

Change-Id: I33c143530ade943aa7aa223425c0b643d9359ed8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>