Always create switch if not existing

Makefile-docker

@@ -141,9 +141,9 @@ ui-tests:
 	python manage.py update_permissions_from_mc
 
 	# Create a proper superuser that can be used to access the API
-	python manage.py waffle_switch super-create-accounts on
-	python manage.py waffle_switch activate-autograph-signing on
-	python manage.py createsuperuser --email=uitest@mozilla.com --username=uitest --noinput --add-to-supercreate-group --save-api-credentials=tests/ui/variables.json --hostname=olympia.dev
+	python manage.py waffle_switch super-create-accounts on --create
+	python manage.py waffle_switch activate-autograph-signing on --create
+	python manage.py createsuperuser --email=uitest@mozilla.com --username=uitest --noinput --add-to-supercreate-group --save-api-credentials=tests/ui/variables.json --hostname=olympia.test
 
 	# Generate test add-ons and force a reindex to make sure things are updated
 	python manage.py generate_ui_test_addons