Remove dark mode warning again

There weren't any problems reported, so I guess it looks okay.

blog/sass/css/edition-2/main.scss

@@ -960,25 +960,6 @@ img {
     background-color: white;
 }
 
-/* Note that dark mode is experimental */
-
-.dark-mode-note {
-    display: none;
-}
-[data-theme="dark"] .dark-mode-note {
-    display: block;
-}
-@media (prefers-color-scheme: dark) {
-    /* defaults to dark theme */
-    .dark-mode-note {
-        display: block;
-    }
-    /* Override dark mode with light mode styles if the user decides to swap */
-    [data-theme="light"] .dark-mode-note {
-        display: none;
-    }
-}
-
 /* Manual switch between dark and light mode */
 
 .theme-switch {

blog/templates/edition-2/index.html

@@ -116,8 +116,6 @@
             </p>
         </div>
     </div>
-
-    {{ snippets::dark_mode_note() }}
 </aside>
 
 {% endblock after_main %}

blog/templates/edition-2/page.html

@@ -130,8 +130,6 @@
             {%- endif -%}{% endfor %}</ul>
         </div>
         {%- endif %}
-
-        {{ snippets::dark_mode_note() }}
     </aside>
 
 {% endblock main %}

blog/templates/snippets.html

@@ -45,12 +45,3 @@
         Instead of authenticating the <a href="https://giscus.app">giscus</a> application, you can also comment directly <a href="{{ discussion_url }}"><em>on GitHub</em></a>.
     </p>
 {% endmacro giscus %}
-
-{% macro dark_mode_note() %}
-<div class="dark-mode-note warning">
-    <h2>Dark Mode is Experimental</h2>
-    <p>
-        We're still working on adjusting text colors, fixing images, and removing inconsistencies. If you have any problems, please <a href="https://github.com/phil-opp/blog_os/issues">file an issue</a>.
-    </p>
-</aside>
-{% endmacro dark_mode_note %}