fix: mock port variable

extension/js/common/core/common.ts

@@ -5,7 +5,6 @@
 import { base64decode, base64encode } from '../platform/util.js';
 import { Xss } from '../platform/xss.js';
 import { Buf } from './buf.js';
-import { MOCK_PORT } from './const.js';
 
 export type Dict<T> = { [key: string]: T };
 export type UrlParam = string | number | null | undefined | boolean | string[];
@@ -160,7 +159,6 @@ export class Str {
     if (email.includes(' ')) {
       return false;
     }
-    email = email.replace(new RegExp(`:${MOCK_PORT}$`), ''); // for MOCK tests, todo: remove from production
     // `localhost` is a valid top-level domain for an email address, otherwise we require a second-level domain to be present
     return /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|localhost|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/i.test(
       email