$OpenBSD: patch-docs_html_conf_py,v 1.2 2021/02/27 18:45:33 sthen Exp $

Prevent build from calling out to the internet.

Index: docs/html/conf.py
--- docs/html/conf.py.orig
+++ docs/html/conf.py
@@ -33,7 +33,7 @@ sys.path.insert(0, docs_dir)
 extensions = [
     # native:
     'sphinx.ext.extlinks',
-    'sphinx.ext.intersphinx',
+    #'sphinx.ext.intersphinx',
     # third-party:
     'sphinx_inline_tabs',
     # in-tree:
