Merge pull request #3227 from ryanpetrello/fix-migration-tran-view

fix `/migrations_notran`

Reviewed-by: awxbot
             https://github.com/awxbot

awx/wsgi.py

@@ -64,6 +64,7 @@ class AWXWSGIHandler(WSGIHandler):
             # "normal" middleware
             if getattr(resolve(request.path), 'url_name', '') == 'migrations_notran':
                 # short-circuit middleware
+                request._cors_enabled = False
                 return self._get_response(request)
         except django.urls.Resolver404:
             pass