Ignore H101 rule

It doesn't seem to provide any benefit and is also removed from cinder
project.
For detailed reason, please look into the commit message of the cinder
patch[1].

[1] https://opendev.org/openstack/cinder/commit/b0a56ddd252670dadb2c5e3eb0b03bfc7f93623d

Change-Id: I9a7749288706c8b326c1acd0cef6edd5ea91503e
diff --git a/tox.ini b/tox.ini
index be122b4..473a6c6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,7 +26,9 @@
 # E123, E125 skipped as they are invalid PEP-8.
 # W503 line break before binary operator
 # W504 line break after binary operator
+# H101 include name with TODO
+#  reason: no real benefit
 show-source = True
-ignore = E123,E125,W503,W504
+ignore = E123,E125,W503,W504,H101
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build