Merge line from upstream redis configuration

states/redis-server/redis.conf

@@ -109,7 +109,7 @@ tcp-backlog 511
 # incoming connections. There is no default, so Redis will not listen
 # on a unix socket when not specified.
 #
-# unixsocket /tmp/redis.sock
+# unixsocket /var/run/redis/redis-server.sock
 # unixsocketperm 700
 
 # Close the connection after a client is idle for N seconds (0 to disable)