Fix sample config, too

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@847 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/manager.conf.sample

@@ -8,5 +8,5 @@ bindaddr = 0.0.0.0
 
 ;[mark]
 ;secret = mysecret
-;read = system,call,log,verbose,command,agent
-;write = system,call,log,verbose,command,agent
+;read = system,call,log,verbose,command,agent,user
+;write = system,call,log,verbose,command,agent,user