Fix up email event log view to use fetch on scroll instead of pagination

dashboard/src/models/MailModel.js

@@ -290,6 +290,12 @@ function create() {
       }
 
       if (result.status !== 200) return [result];
+
+      // some eventlogs miss uuid so lets make a unique id `uuid-ts`
+      result.body.eventlogs.forEach(e => {
+        e._id = `${e.uuid}-${e.ts}`;
+      });
+
       return [null, result.body.eventlogs];
     },
     async setMailRelay(domain, data) {