https://bugs.gentoo.org/861656
https://github.com/nose-devs/nose2/commit/fc3d69290462930bc0fa81cb69bc4c6e15f8ae66

From: Stephen Rosen <sirosen@globus.org>
Date: Sat, 16 Jul 2022 16:41:55 +0000
Subject: [PATCH] Minor fixes regarding __version__ move

Docs in conf.py and the CI build used `_version.py`, and just need
minor updates.
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -20,7 +20,7 @@
 master_doc = "index"
 project = "nose2"
 copyright = "2010-2022, Jason Pellerin, Stephen Rosen"
-version = release = nose2._version.__version__
+version = release = nose2.__version__
 exclude_patterns = ["_build"]
 templates_path = ["_templates"]