Add missing keystone supervisor config

This file is necessary for supervisor to
manage keystone container and restart it.

Change-Id: I541d65e2dc8c4dee25c317c75dc332fdb1c8733f
Closes-Bug: #1362207

deployment/puppet/docker/files/supervisor/keystone.conf

@@ -0,0 +1,24 @@
+[program:docker-keystone]
+command=dockerctl start keystone --attach
+numprocs=1
+numprocs_start=0
+priority=30
+autostart=true
+autorestart=true
+startsecs=10
+startretries=1000000
+exitcodes=0,2
+stopsignal=KILL
+stopwaitsecs=60
+redirect_stderr=true
+stdout_logfile=/var/log/%(program_name)s.log
+stdout_logfile_maxbytes=50MB
+stdout_logfile_backups=10
+stdout_capture_maxbytes=0
+stdout_events_enabled=false
+stderr_logfile=/var/log/%(program_name)s-err.log
+stderr_logfile_maxbytes=50MB
+stderr_logfile_backups=10
+stderr_capture_maxbytes=0
+stderr_events_enabled=false
+serverurl=AUTO