Fix test failures due to we set the Settings.Secure.NAS_SETTINGS_UPDATED
in NMS instead of in NotificationAssistantPreferenceController. Move
some tests to NotificationManagerServiceTest (in another CL)
Bug: 187999823
Test: make RunSettingsRoboTests
Change-Id: Ibfbaa2c8c15e49a14a7faeda50ec044f62b2fe72
Cancel onboarding notification when user migrates from settings
Test: make RunSettingsRoboTests
Bug: 185428329
Change-Id: I8b6b2eb8340442907c363e686bbd0b32b62d0db0
Change NAS setting to a toggle setting and move the settings to
Notifications/General
Bug: 173106358
Test: tested manually on device, make RunSettingsRoboTests
Change-Id: I1ba1214511dceea6faf5fb39692d920e761b33d8