Update plus_footer.htm

src/templets/plus/plus_footer.htm

@@ -14,6 +14,5 @@
 </div>
 <!-- /.scroll-top -->
 
-<script src="<?php echo $cfg_cmsurl;?>/static/js/popper.min.js"></script>
 <script src="<?php echo $cfg_cmsurl;?>/static/js/bootstrap.bundle.js"></script>
 <script src="<?php echo $cfg_cmsurl;?>/static/js/dede.js"></script>