Clean up some unused macros

templates/macros.html

@@ -3,19 +3,3 @@
     <i class="ri-{{ icon }}-fill icon" aria-hidden="true"></i><span aria-hidden="true"> {{ text }}</span>
   </div>
 {% endmacro %}
-{% macro figure(url, alt, description="", source="") %}
-  <figure class="figure">
-    <img class="figure-img" src="{{url}}" alt="{{alt}}" title="{{alt}}">
-
-    {% if description != "" or source != "" %}
-      <figcaption class="figure-description">
-      {% if description != "" %}
-        {{description}}
-      {% endif %}
-      {% if source != "" %}
-        <i>(<a class="figure-source" href="{{source}}">Source</a>)</i>
-      {% endif %}
-      </figcaption>
-    {% endif %}
-  </figure>
-{% endmacro %}