Restrict AudioAttribute usages for notifications

Only calls can use USAGE_NOTIFICATION_RINGTONE. Only alarms can
use USAGE_ALARMS. No notifications can play on the media stream.

If an app specifies and incorrect usage we will use USAGE_NOTIFICATION
instead.

Test: NotificationChannelExtractorTest
Flag: com.android.server.notification.restrict_audio_attributes_call DEV
Flag: com.android.server.notification.restrict_audio_attributes_alarm
DEV
Flag: com.android.server.notification.restrict_audio_attributes_media
DEV
Bug: 331793339

Change-Id: Iefb5b7225ee0a8a1da694dc76841990a13a34572