Remove registration callout (#300)

* Remove registration callout

Conference has wrapped up.

* Remove registration callout from index.html

Removed the inclusion of the registration callout template.

Author: Mariatta

templates/portal/index.html

@@ -4,7 +4,6 @@
 {% block body %}
 {% endblock body %}
 {% block content %}
-    {% include "portal/registration_callout.html" %}
     <div class="container px-4 py-3" id="featured-3">
         <h2 class="pb-2 border-bottom">
             PyLadiesCon Portal

templates/portal/stats.html

@@ -23,7 +23,6 @@
 {% block body %}
 {% endblock body %}
 {% block content %}
-    {% include "portal/registration_callout.html" %}
     <div class="container px-4 py-3" id="featured-3">
         <h2 class="pb-2 border-bottom">
             PyLadiesCon Stats and Numbers