Updates in setModulePosition in Joomla 3.5.1

[javigomez]

This line has been changed in Joomla 3.5.1:

https://github.com/joomla-projects/joomla-browser/blob/develop/src/JoomlaBrowser.php#L675

Should be changed from:

`$I->waitForText($module, 30, ['css' => 'H3']);``

to

$I->waitForText($module, 30, ['css' => '.page-title']);