TF-1362: [Domain] Store and Get lastTimeDismissedSpamRepirt in UseCase

lib/features/thread/domain/repository/thread_repository.dart

@@ -54,4 +54,8 @@ abstract class ThreadRepository {
   );
 
   Future<PresentationEmail> getEmailById(AccountId accountId, EmailId emailId, {Properties? properties});
+
+  Future<void> storelastTimeDismissedSpamReport(DateTime lastTimeDismissedSpamReport);
+
+  Future<DateTime> getlastTimeDismissedSpamReport();
 }