Remove stray log

spec/fixtures/pages/webview-opener-no-node-integration.html

@@ -3,7 +3,6 @@
 <script type="text/javascript" charset="utf-8">
   var windowUrl = decodeURIComponent(window.location.search.substring(3))
   window.open('file://' + windowUrl, '', 'nodeIntegration=yes,show=no')
-  console.log('window opened')
 </script>
 </body>
 </html>