TF-4233 Show popup menu when click three dot on label item

lib/features/mailbox/presentation/utils/labels/label_method_action_define.dart

@@ -0,0 +1,13 @@
+import 'package:flutter/material.dart';
+import 'package:labels/labels.dart';
+import 'package:tmail_ui_user/features/labels/presentation/models/label_action_type.dart';
+
+typedef OnOpenLabelContextMenuAction = Future<void> Function(
+  Label label,
+  RelativeRect position,
+);
+
+typedef OnLabelActionTypeCallback = void Function(
+  Label label,
+  LabelActionType actionType,
+);