Fix clear cache errors with duplicate route names #759 (#787)

modules/Updater/Resources/views/index-start.blade.php

@@ -4,7 +4,7 @@
 @section('content')
   <h2>phpvms updater</h2>
   <p>Press continue to check if there are any updates available.</p>
-  {{ Form::open(['route' => 'update.step1', 'method' => 'post']) }}
+  {{ Form::open(['route' => 'update.step1post', 'method' => 'post']) }}
   <p style="text-align: right">
     {{ Form::submit('Start >>', ['class' => 'btn btn-success']) }}
   </p>