docs: Don't version links to reno docs

reno doesn't have stable branches and doesn't version its documentation.
There's no point versioning our links to same.

Change-Id: Id782d3b11715bc3211e7952fb01b42a659d06e36
Closes-Bug: #1830926
Signed-off-by: Stephen Finucane <[email protected]>
(cherry picked from commit 8b9dad0)

Author: stephenfin

doc/source/conf.py

@@ -135,10 +135,8 @@
 
 # keep this ordered to keep mriedem happy
 #
-# NOTE(kchamart): Versioned TripleO Docs is not a yet a "thing".  Remove
-# this note when they can be versioned, and add 'tripleo-docs' to the
-# set of projects below.
-
+# NOTE(stephenfin): Projects that don't have a release branch, like TripleO and
+# reno, should not be included here
 openstack_projects = [
     'ceilometer',
     'cinder',
@@ -155,7 +153,6 @@
     'placement',
     'python-novaclient',
     'python-openstackclient',
-    'reno',
     'watcher',
 ]
 # -- Custom extensions --------------------------------------------------------

doc/source/contributor/releasenotes.rst

@@ -6,9 +6,10 @@ Release Notes
 What is reno ?
 --------------
 
-Nova uses :reno-doc:`reno <>` for providing release notes in-tree. That means
-that a patch can include a *reno file* or a series can have a follow-on change
-containing that file explaining what the impact is.
+Nova uses `reno <https://docs.openstack.org/reno/latest/>`__ for providing
+release notes in-tree. That means that a patch can include a *reno file* or a
+series can have a follow-on change containing that file explaining what the
+impact is.
 
 A *reno file* is a YAML file written in the ``releasenotes/notes`` tree which
 is generated using the *reno* tool this way:
@@ -20,7 +21,9 @@ is generated using the *reno* tool this way:
 where usually ``<name-your-file>`` can be ``bp-<blueprint_name>`` for a
 blueprint or ``bug-XXXXXX`` for a bugfix.
 
-Refer to the :reno-doc:`reno documentation <user/index.html>` for more information.
+Refer to the `reno documentation
+<https://docs.openstack.org/reno/latest/user/index.html>`__ for more
+information.
 
 
 When a release note is needed