Sync typeshed (#4559)

gvanrossum · web-flow · commit 39c33b9058ea · 2018-02-09T09:31:41.000-08:00
diff --git a/typeshed b/typeshed
@@ -1 +1 @@
-Subproject commit 9c04490e923b4e62c9600de841d0174e0df337ca
+Subproject commit 40d6faeccd7e28eef08fed585c13e7c7c8087e48
