Fix import for models

lib/src/models/rules/insert.dart

@@ -1,6 +1,6 @@
 import 'package:tuple/tuple.dart';
 
-import '../../../models/documents/document.dart';
+import '../../models/documents/document.dart';
 import '../documents/attribute.dart';
 import '../documents/style.dart';
 import '../quill_delta.dart';

lib/src/widgets/default_styles.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:tuple/tuple.dart';
 
 import '../../flutter_quill.dart';
-import '../../models/documents/style.dart';
+import '../models/documents/style.dart';
 import '../utils/platform_helper.dart';
 
 class QuillStyles extends InheritedWidget {

lib/src/widgets/link.dart

@@ -2,7 +2,7 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
-import '../../models/documents/nodes/node.dart';
+import '../models/documents/nodes/node.dart';
 import '../translations/toolbar.i18n.dart';
 
 /// List of possible actions returned from [LinkActionPickerDelegate].

lib/src/widgets/raw_editor.dart

@@ -12,11 +12,11 @@ import 'package:flutter/services.dart';
 import 'package:flutter_keyboard_visibility/flutter_keyboard_visibility.dart';
 import 'package:tuple/tuple.dart';
 
-import '../../models/documents/nodes/node.dart';
 import '../models/documents/attribute.dart';
 import '../models/documents/document.dart';
 import '../models/documents/nodes/block.dart';
 import '../models/documents/nodes/line.dart';
+import '../models/documents/nodes/node.dart';
 import '../utils/platform_helper.dart';
 import 'controller.dart';
 import 'cursor.dart';