refactor: remove unused import in MFA handler

Author: harshitha-cstk

packages/contentstack-auth/src/utils/mfa-handler.ts

@@ -1,6 +1,5 @@
-import { cliux, NodeCrypto, log, messageHandler } from '@contentstack/cli-utilities';
+import { cliux, NodeCrypto, log } from '@contentstack/cli-utilities';
 import { authenticator } from 'otplib';
-import { askOTP } from './interactive';
 
 /**
  * @class