feat(couples): wire pruneDeadTokens into scheduledOutcomesReminder

functions/src/couples/scheduledOutcomesReminder.ts

@@ -1,6 +1,7 @@
 import * as functions from 'firebase-functions'
 import * as admin from 'firebase-admin'
 import { recipientInQuietHours } from '../notifications/quietHours'
+import { pruneDeadTokens } from '../notifications/pruneTokens'
 
 /**
  * Cloud Function: scheduledOutcomesReminder
@@ -153,6 +154,8 @@ async function sendOutcomeReminder(
       )
     }
   })
+
+  await pruneDeadTokens(db, notification.userId, tokens, sendResults)
 }
 
 async function getUserTokens(