fix intersphinx error

config/intersphinx.yaml

@@ -16,7 +16,11 @@ path: python3.inv
 ---
 name: sphinx
 url: http://www.sphinx-doc.org/
-path: sphinx.inv
+path: objects.inv
+### I don't think we actually link to anything for sphinx so
+### this probably can go.  In either case, did update to the
+### new location, but probably can comment out in future so
+### we don't have to maintain things that we don't use.
 ---
 name: django
 url: https://django.readthedocs.org/en/latest/