Upgrade

.isort.cfg

@@ -4,4 +4,4 @@ line_length = 88
 multi_line_output = 3
 default_section = "THIRDPARTY"
 include_trailing_comma = true
-known_third_party = arrow,django,environ,faker,ics,markdown,modelcluster,nbconvert,pirates,pytest,pytz,requests,sentry_sdk,snapshottest,taggit,traitlets,wagtail,wagtailmetadata
+known_third_party = arrow,django,environ,faker,ics,markdown,modelcluster,pirates,pytest,pytz,requests,sentry_sdk,snapshottest,taggit,wagtail,wagtailmetadata