Revert "Added missing crypto import (#341)" (#342)

Author: slvrtrn

packages/client-web/src/connection/web_connection.ts

@@ -18,7 +18,6 @@ import {
   withHttpSettings,
 } from '@clickhouse/client-common'
 import { getAsText } from '../utils'
-import crypto from 'crypto'
 
 type WebInsertParams<T> = Omit<
   ConnInsertParams<ReadableStream<T>>,