Copy over the staticfiles include used across the project

- load staticfiles vs load static

go/go/templates/core/about.html

 <!-- include the base html template -->
 {% extends 'layouts/base.html' %}
 
-<!-- load static tag -->
-{% load static %}
+<!-- Tell Django to load static files -->
+{% load staticfiles %}
 
 <!-- define the page title block -->
 {% block title %}