Removed erroneous tag

source/blog.html

@@ -11,7 +11,7 @@ use:
 <h1>Blog</h1>
 
 {% for post in page.pagination.items %}
-  <article class="post"></article>
+  <article class="post">
     <h2>{{ post.title }}</h2>
     {% if post.blocks.excerpt %}
       {{ post.blocks.excerpt | raw }}