Merge "[horizon] Install octavia dashboard on deb" into stable/stein

Author: Zuul

docker/horizon/Dockerfile.j2

@@ -67,6 +67,7 @@ RUN sed -i -r 's,^(Listen 80),#\1,' /etc/httpd/conf/httpd.conf \
                 'python3-designate-dashboard',
                 'python3-heat-dashboard',
                 'python3-manila-ui',
+                'python3-octavia-dashboard',
                 'python3-sahara-dashboard',
                 'python3-trove-dashboard',
                 'tzdata'