Fixing XSS vulnerability by using the proper output tags

modules/Installer/Resources/views/errors/already-installed.blade.php

@@ -3,9 +3,9 @@
 @section('content')
     <h2>phpVMS already installed!</h2>
     <p>phpVMS has already been installed! Please remove the modules/Installer folder.</p>
-    {!! Form::open(['url' => '/', 'method' => 'get']) !!}
+    {{ Form::open(['url' => '/', 'method' => 'get']) }}
     <p style="text-align: right">
-        {!! Form::submit('Go to your site >>', ['class' => 'btn btn-success']) !!}
+        {{ Form::submit('Go to your site >>', ['class' => 'btn btn-success']) }}
     </p>
-    {!! Form::close() !!}
+    {{ Form::close() }}
 @endsection