Remove unnecessary type

packages/app/src/interfaces/user-activation.ts

@@ -1,5 +0,0 @@
-export type successUserActivationEmailSended = {
-  redirectTo: string,
-  message: string,
-  email: string,
-}

packages/app/src/server/routes/apiv3/user-activation.ts

@@ -4,7 +4,6 @@ import { ErrorV3 } from '@growi/core';
 import { format, subSeconds } from 'date-fns';
 import { body, validationResult } from 'express-validator';
 
-import { successUserActivationEmailSended } from '~/interfaces/user-activation';
 import UserRegistrationOrder from '~/server/models/user-registration-order';
 
 const PASSOWRD_MINIMUM_NUMBER = 8;
@@ -214,12 +213,6 @@ export const registerAction = (crowi) => {
 
     makeRegistrationEmailToken(email, crowi);
 
-    const resData: successUserActivationEmailSended = {
-      redirectTo: '/login#login',
-      message: 'message.successfully_send_email_auth',
-      email,
-    };
-
-    res.apiv3(resData);
+    return res.apiv3({ redirectTo: '/login#register' });
   };
 };