zdtm/ipc_namespace: set the auto_msgmni sysctl to zero

We are going to execute tests concurrently, but if auto_msgmni is
enabled, the msgmni is recalcalated each time, when ipcns is created
or removed.
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

test/zdtm/live/static/ipc_namespace.c

@@ -251,7 +251,7 @@ static int rand_ipc_ns(void)
 	if (!ret)
 		ret = rand_ipc_sysctl("/proc/sys/kernel/msgmni", (unsigned)lrand48());
 	if (!ret)
-		ret = rand_ipc_sysctl("/proc/sys/kernel/auto_msgmni", (unsigned)lrand48() & 1);
+		ret = rand_ipc_sysctl("/proc/sys/kernel/auto_msgmni", 0);
 	if (!ret)
 		ret = rand_ipc_sysctl("/proc/sys/kernel/shmmax", (unsigned)lrand48());
 	if (!ret)