extra-patch-python36

--- docs/docs_feedback_sphinxext.py.orig	2021-01-23 11:51:53 UTC
+++ docs/docs_feedback_sphinxext.py
@@ -1,6 +1,7 @@
+# -*- coding: future_annotations -*-
 """A sphinx extension for collecting per doc feedback."""
 
-from __future__ import annotations
+import future_annotations
 
 from itertools import chain
 from typing import TYPE_CHECKING