Correct the -s parameter in gnt-node output
[ganeti-local] / scripts /
drwxr-xr-x   ..
-rw-r--r-- 72 Makefile.am
-rwxr-xr-x 5909 gnt-backup
-rwxr-xr-x 9807 gnt-cluster
-rwxr-xr-x 31342 gnt-instance
-rwxr-xr-x 10770 gnt-node
-rwxr-xr-x 4432 gnt-os