chore: remove highlight

Author: theShinigami

cms_theme/templates/cms_theme/base.html

@@ -5,8 +5,6 @@
         <meta charset="UTF-8" />
         <meta name="viewport" content="width=device-width, initial-scale=1.0" />
         <link rel="stylesheet" href="{% static 'css/main.css' %}">
-        <link href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/default.min.css"
-              rel="stylesheet">
         <link href="https://cdn.jsdelivr.net/npm/[email protected]/font/bootstrap-icons.min.css"
               rel="stylesheet">
         {% render_block "css" %}