Merge "Turn off quiet mode in the background, allowing the dialog to dismiss...

Merge "Turn off quiet mode in the background, allowing the dialog to dismiss quicker." into rvc-dev am: 63458fb6 am: c903377b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11931083

Change-Id: I55b4745c158825e510f0bea603000f6534b1f979