Fix typo in posts.html

Author: acsany

flask-database/board/templates/posts/posts.html

@@ -8,7 +8,7 @@ <h2>{% block title %}Posts{% endblock title %}</h2>
   {% for post in posts %}
     <article>
       <p class="message">{{ post["message"] }}<p>
-      <aside>Posted by {{ post["author"] }} on {{ post["created"].strftime("%b %d, %Y at %-I:%M%p") }}</aside>
+      <aside>Posted by {{ post["author"] }} on {{ post["created"].strftime("%b %d, %Y at %I:%M%p") }}</aside>
     </article>
   {% endfor %}
 {% endblock content %}