Fix email list does not automatically refill after bulk delete (#4323)

test/features/search/verify_before_time_in_search_email_filter_test.dart

@@ -406,6 +406,7 @@ void main() {
       mockGetEmailByIdInteractor,
       mockCleanAndGetEmailsInMailboxInteractor,
     );
+    threadController.onInit();
 
     mailboxDashboardController.sessionCurrent = SessionFixtures.aliceSession;
     mailboxDashboardController.filterMessageOption.value = FilterMessageOption.all;