Add operations-guide to redirect ignore list

The openstack/operations-guide repo is not cycle based and uses the
publish-openstack-tox-docs-direct job. This adds the repo to the list to
be ignored when generating the .htaccess file of redirects so it does
not get sent to /latest.

Change-Id: I41f1c88a823c4c6873ae2a179ec9df6d52501d37
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>

tools/www-generator.py

@@ -350,6 +350,7 @@ _IGNORED_REPOS = [
     'openstack/releases',
     'openstack-infra/releasestatus',
     'openstack/contributor-guide',
+    'openstack/operations-guide',
 ]
 
 # List of infra repos that publish to the normal location (/REPO/) and
@@ -417,6 +418,8 @@ def _get_official_repos():
             base = name.rsplit('/')[-1]
             if name in seen_repos:
                 continue
+            if name in _IGNORED_REPOS:
+                continue
             regular_repos.append({
                 'name': name,
                 'base': base,