Fix course template

apps/course/templates/course/course.html

@@ -256,22 +256,13 @@
           <div class="lessons__item">
             <div class="lessons__subtitle subtitle">{{ lesson.title }}</div>
             <div class="lessons__row">
-              {% comment %} {% if lesson.cover %}
-              <div class="lessons__preview">
-                <img class="lessons__pic" src="{{ lesson.cover.url }}">
-              </div>
-              {% else %}
-              <div class="lessons__preview">
-                <img class="lessons__pic" src="{% static 'img/pic-3.jpg' %}">
-              </div>
-              {% endif %} {% endcomment %}
               <div class="lessons__content">{{ lesson.short_description | safe }}</div>
             </div>
           </div>
         {% if request.user.role == request.user.AUTHOR_ROLE or request.user.role == request.user.ADMIN_ROLE %}
-        <a href="{% url 'lesson' pk=lesson.id %}">
+        </a>
         {% else %}
-        <div>
+        </div>
         {% endif %}
         {% endfor %}
       </div>