[FrameworkBundle] Merged multiple line input into one line to fix the…

… tests.

This was initially done in b85577b, but
reverted when merging and solving conflicts from 2.3 branch
(07de761).

src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/form_widget_simple.html.php

@@ -1,5 +1 @@
-<input
-    type="<?php echo isset($type) ? $view->escape($type) : 'text' ?>"
-    <?php echo $view['form']->block($form, 'widget_attributes') ?>
-    <?php if (!empty($value) || is_numeric($value)): ?> value="<?php echo $view->escape($value) ?>"<?php endif ?>
-/>
+<input type="<?php echo isset($type) ? $view->escape($type) : 'text' ?>" <?php echo $view['form']->block($form, 'widget_attributes') ?><?php if (!empty($value) || is_numeric($value)): ?> value="<?php echo $view->escape($value) ?>"<?php endif ?> />