Add auth popup to lesson button for not authenticated

apps/course/templates/course/course.html

@@ -122,7 +122,10 @@
       </div>
       <div class="course__actions">
         <button class="course__action btn btn_lg btn_stroke">Описание курса</button>
-        <button class="course__action btn btn_lg btn_gray">УРОКИ
+        <button
+          class="course__action btn btn_lg btn_gray"
+          {% if not user.is_authenticated %}data-popup=".js-popup-auth"{% endif %}
+          >УРОКИ
           <svg class="icon icon-lock">
             <use xlink:href="{% static 'img/sprite.svg' %}#icon-lock"></use>
           </svg>
@@ -192,6 +195,7 @@
   </div>
   {% endif %}
 </div>
+{% if user.is_authenticated %}
 <div class="section">
   <div class="section__center center center_sm">
     <div class="lessons">
@@ -247,6 +251,7 @@
     </div>
   </div>
 </div>
+{% endif %}
 <div class="section section_gradient">
   <div class="section__center center center_sm">
     <div class="title">Галерея итогов обучения</div>