Add django_extensions to example pip

NathHorrigan · NathHorrigan · commit 4525bd7b045e · 2020-03-27T18:29:41.000Z
diff --git a/requirements.txt b/requirements.txt
@@ -10,3 +10,4 @@ factory-boy==2.12.0
 wagtail-factories==2.0.0
 django-cors-headers==3.0.2
 wagtail-headless-preview==0.1.4
+django_extensions==2.2.9
