chore(api): Remove unused AJV import from users endpoint

Author: ahmed-n-abdeltwab

apps/meteor/app/api/server/v1/users.ts

@@ -22,7 +22,6 @@ import {
 	validateBadRequestErrorResponse,
 	validateUnauthorizedErrorResponse,
 } from '@rocket.chat/rest-typings';
-import { ajv } from '@rocket.chat/rest-typings/src/v1/Ajv';
 import { getLoginExpirationInMs, wrapExceptions } from '@rocket.chat/tools';
 import { Accounts } from 'meteor/accounts-base';
 import { Match, check } from 'meteor/check';