Revert "This should work."

This reverts commit c2b13c7b7d.

(Ie. it did not work...)

src/requirements/production.txt

@@ -1,6 +1,8 @@
-Django==3.0
+Django==2.2.8 # 3.0 is waiting for graphene-django
 channels==2.3.1
 channels-redis==2.4.1
+
+
 asyncio==3.4.3
 commonmark==0.9.1
 django-allauth-2fa==0.7
@@ -13,7 +15,7 @@ django-filter==2.2.0
 django-reversion==3.0.5
 django-wkhtmltopdf==3.2.0
 future==0.18.2
-graphene-django==2.7.1
+graphene-django==2.4.0
 html5lib==1.0.1
 icalendar==4.0.4
 ipython==7.10.2