Update alarm and messaging dnd filtering

- Check audio attributes on the notificationrecord, not the
notification (to take into account the notification channel audio)
- Allow notifications that use messaging style to be considered a
message for dnd

Test: runtest systemui-notification
Change-Id: I8e6a86ed62089a53fe71000e6d9da00f1c54b59e
Fixes: 74243745
Fixes: 74311423