Add the text "### Nested HTML lists" to (#22946)

* Add the text "### Nested HTML lists" to

### Nested HTML Lists

List can be nested (lists inside lists):

##### Code:

<ul>
  <li>Coffee</li>
  <li>Tea
    <ul>
      <li>Black tea</li>
      <li>Green tea</li>
    </ul>
  </li>
  <li>Milk</li>
</ul>


##### Output:

<ul>
  <li>Coffee</li>
  <li>Tea
    <ul>
      <li>Black tea</li>
      <li>Green tea</li>
    </ul>
  </li>
  <li>Milk</li>
</ul>

* Fixed formatting and reordered sections

guide/english/html/lists/index.md

@@ -118,8 +118,39 @@ which would end up looking like:
 </dl>
 
 
-## More Information:
+## Nested HTML Lists
+
+List can be nested (lists inside lists):
+
+##### Code:
+```html
+<ul>
+  <li>Coffee</li>
+  <li>Tea
+    <ul>
+      <li>Black tea</li>
+      <li>Green tea</li>
+    </ul>
+  </li>
+  <li>Milk</li>
+</ul>
+```
+
+##### Output:
+
+<ul>
+  <li>Coffee</li>
+  <li>Tea
+    <ul>
+      <li>Black tea</li>
+      <li>Green tea</li>
+    </ul>
+  </li>
+  <li>Milk</li>
+</ul>
+
+#### More Information:
 
-<!-- Please add any articles you think might be helpful to read before writing the article -->
 * [HTML lists on w3schools](https://www.w3schools.com/html/html_lists.asp)
 * [HTML lists on WebPlatform](https://webplatform.github.io/docs/guides/html_lists/)
+