Just adding space in comments for documentation

Author: thtmorais

views/site/error.php

@@ -3,7 +3,7 @@
 /** @var yii\web\View $this */
 /** @var string $name */
 /** @var string $message */
-/** @var Exception$exception */
+/** @var Exception $exception */
 
 use yii\helpers\Html;