Merge "Send the HotwordDetectionService UID to AudioPolicy" into sc-dev am: 298c5093dc am: 1850753280

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15465671

Change-Id: I23472edc864726b02c333b8858e04ba4a4a00a3a