refactor(server): auth dtos (#4881)

* refactor: auth dtos

* chore: open api

mobile/openapi/test/admin_signup_response_dto_test.dart

@@ -1,47 +0,0 @@
-//
-// AUTO-GENERATED FILE, DO NOT MODIFY!
-//
-// @dart=2.12
-
-// ignore_for_file: unused_element, unused_import
-// ignore_for_file: always_put_required_named_parameters_first
-// ignore_for_file: constant_identifier_names
-// ignore_for_file: lines_longer_than_80_chars
-
-import 'package:openapi/api.dart';
-import 'package:test/test.dart';
-
-// tests for AdminSignupResponseDto
-void main() {
-  // final instance = AdminSignupResponseDto();
-
-  group('test AdminSignupResponseDto', () {
-    // DateTime createdAt
-    test('to test the property `createdAt`', () async {
-      // TODO
-    });
-
-    // String email
-    test('to test the property `email`', () async {
-      // TODO
-    });
-
-    // String firstName
-    test('to test the property `firstName`', () async {
-      // TODO
-    });
-
-    // String id
-    test('to test the property `id`', () async {
-      // TODO
-    });
-
-    // String lastName
-    test('to test the property `lastName`', () async {
-      // TODO
-    });
-
-
-  });
-
-}

mobile/openapi/test/authentication_api_test.dart

@@ -47,7 +47,7 @@ void main() {
       // TODO
     });
 
-    //Future<AdminSignupResponseDto> signUpAdmin(SignUpDto signUpDto) async
+    //Future<UserResponseDto> signUpAdmin(SignUpDto signUpDto) async
     test('test signUpAdmin', () async {
       // TODO
     });