Fixes: 127764177 Test: make RunSettingsRoboTests ROBOTEST_FILTER=NotificationAssistantPickerTest Change-Id: I923a8c948c432fbb0b581a84f058a6d6bd0f7946
Test: this atest Test: manual: change assistant and "adb shell dumpsys notification" Test: manual: verify persistance through reboot (including none) Fixes:120852765 Change-Id: Ie4516c3339246d66d7b6719ac5dd1d65c4d03b57