When not sorting the file list, don't preserve read order

If the caller doesn't want the list to be sorted, there is no need to
preserve the order in which the files were actually read, since that
order is undefined anyway.

src/utils.c

@@ -1440,8 +1440,6 @@ GSList *utils_get_file_list_full(const gchar *path, gboolean full_path, gboolean
 	/* sorting last is quicker than on insertion */
 	if (sort)
 		list = g_slist_sort(list, (GCompareFunc) utils_str_casecmp);
-	else
-		list = g_slist_reverse(list);
 	return list;
 }