add space

htdocs/expensereport/card.php

@@ -1089,7 +1089,7 @@ if (empty($reshook))
     		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Type")), null, 'errors');
     		$action='';
     	}
-    	if ((int)$vatrate < 0 || $vatrate == '')
+    	if ((int) $vatrate < 0 || $vatrate == '')
     	{
     		$error++;
     		setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Vat")), null, 'errors');