chore: More typescript FIXME's removed

server/queues/processors/notifications.ts

@@ -33,7 +33,7 @@ export default class NotificationsProcessor {
   async documentUpdated(event: DocumentEvent | RevisionEvent) {
     // never send notifications when batch importing documents
     // @ts-expect-error ts-migrate(2339) FIXME: Property 'data' does not exist on type 'DocumentEv... Remove this comment to see the full error message
-    if (event.data && event.data.source === "import") return;
+    if (event.data?.source === "import") return;
     const [document, team] = await Promise.all([
       Document.findByPk(event.documentId),
       Team.findByPk(event.teamId),