Don't show course price for free course

apps/course/templates/course/course.html

@@ -106,6 +106,7 @@
             </div>
             <div class="meta__title">{{ course.created_at | date:"d F Yг." }}</div>
           </div>
+          {% if course.price %}
           <div class="meta__item">
             <div class="meta__icon">
               <svg class="icon icon-money">
@@ -114,6 +115,7 @@
             </div>
             <div class="meta__title">{{ course.price|floatformat:"-2" }}₽</div>
           </div>
+          {% endif %}
         </div>
         <div class="course__meta meta">
           <div class="meta__item">
@@ -378,6 +380,7 @@
           </div>
           <div class="meta__title">{{ course.created_at | date:"d F Yг." }}</div>
         </div>
+        {% if course.price %}
         <div class="meta__item">
           <div class="meta__icon">
             <svg class="icon icon-money">
@@ -386,6 +389,7 @@
           </div>
           <div class="meta__title">{{ course.price|floatformat:"-2" }}₽</div>
         </div>
+        {% endif %}
       </div>
       {% if not paid and course.price %}
       <a