Notification avalanche auditory update

 - No pings for 2 mins after avalanche trigger
 - Except: alarms, calls, priority conversations, conversations received after avalanche trigger

Flag: com.android.server.notification.polite_notifications_attn_update
Test: atest NotificationAttentionHelperTest
Bug: 270456865
Change-Id: Id25d28257a074f580d35417d8c5628a3058aa0c3