Fix: Refer to article tags instead of div

In commit
a9dbbf5,
the `<div>` tags for the blog posts where changed to `<article>`, but
this reference wasn't updated.

Author: adamantike

en/django_templates/README.md

@@ -19,7 +19,7 @@ To print a variable in Django templates, we use double curly brackets with the v
 {{ posts }}
 ```
 
-Try this in your `blog/templates/blog/post_list.html` template. Open it up in the code editor, and replace everything from the second `<div>` to the third `</div>` with `{{ posts }}`. Save the file, and refresh the page to see the results:
+Try this in your `blog/templates/blog/post_list.html` template. Open it up in the code editor, and replace the existing `<article>` blocks with `{{ posts }}`. Save the file, and refresh the page to see the results:
 
 ![Figure 13.1](images/step1.png)