fix(authentication): allow email/password validators customization (closes #57)

packages/wyatt_authentication_bloc/example/lib/presentation/features/app/app.dart

@@ -3,7 +3,7 @@
 // -----
 // File: app.dart
 // Created Date: 19/08/2022 12:05:38
-// Last Modified: Wed Nov 23 2022
+// Last Modified: Sat Dec 03 2022
 // -----
 // Copyright (c) 2022
 
@@ -13,6 +13,7 @@ import 'dart:math';
 import 'package:example_router/core/constants/form_field.dart';
 import 'package:example_router/core/dependency_injection/get_it.dart';
 import 'package:example_router/core/routes/router.dart';
+import 'package:example_router/core/utils/custom_password.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:go_router/go_router.dart';
@@ -47,6 +48,7 @@ class App extends StatelessWidget {
     authenticationRemoteDataSource: getIt<AuthenticationRemoteDataSource>(),
     onSignUpSuccess: onSignUpSuccess,
     onAuthChange: onAccountChanges,
+    customPasswordValidator: const CustomPassword.pure(),
     extraSignUpInputs: [
       FormInput(
         AppFormField.confirmedPassword,