re-enable custom scripts while trialing (#383)

* feat: disable custom script for  trial users

* fix: logic error for trial users

* disable trialing check for  custom script

---------

Co-authored-by: Julien Nahum <julien@nahum.net>

tests/Feature/Forms/FormTest.php

@@ -190,4 +190,4 @@ it('can create form with custom scripts', function () {
             'title' => $form->title,
             'custom_code'  => null
         ]);
-});
+})->skip(true, 'Trialing custom script form cleaning disabled for now.');