Revert "* Add fetch api for screen preview chart data."

This reverts commit df96e69034.

module/screen/view/view.html.php

@@ -2,7 +2,6 @@
 <script type="module" crossorigin src="<?php echo $webRoot;?>static/js/index.js"></script>
 <?php js::set('screen', $screen);?>
 <?php js::set('year', $year);?>
-<?php js::set('month', $month);?>
 <?php js::set('dept', $dept);?>
 <?php js::set('account', $account);?>
 <div id="appProvider" style="display: none;"></div>