TF-1190 Handle SetError when send message

lib/features/composer/domain/exceptions/send_email_exception.dart

@@ -1,4 +0,0 @@
-
-class NotFoundOutboxMailboxException implements Exception {
-  NotFoundOutboxMailboxException();
-}

lib/features/composer/domain/exceptions/set_email_method_exception.dart

@@ -0,0 +1,10 @@
+
+import 'package:jmap_dart_client/jmap/core/error/set_error.dart';
+import 'package:jmap_dart_client/jmap/core/id.dart';
+
+class SetEmailMethodException implements Exception {
+
+  final Map<Id, SetError> mapErrors;
+
+  SetEmailMethodException(this.mapErrors);
+}