use process.platform to get os details

Signed-off-by: NivedhaSenthil <nivedhasenthil@gmail.com>
Co-Authored-By: Zabil Cheriya Maliackal <zabil@users.noreply.github.com>

Author: NivedhaSenthil

lib/taiko.js

@@ -38,7 +38,6 @@ const {
   setClickOptions,
 } = require('./config');
 const fs = require('fs-extra');
-const os = require('os');
 const path = require('path');
 const childProcess = require('child_process');
 const crypto = require('crypto');
@@ -308,7 +307,7 @@ const _closeBrowser = async () => {
     await _client.removeAllListeners();
     pageHandler.addJavascriptDialogOpeningListener();
     //TODO: Remove check once fixed https://bugs.chromium.org/p/chromium/issues/detail?id=1147809
-    if (!defaultConfig.firefox && !(os.type().includes('Windows') && defaultConfig.headful)) {
+    if (!defaultConfig.firefox && !(process.platform == 'win32' && defaultConfig.headful)) {
       await page.close();
 
       await new Promise((resolve) => {