Fix CLI help message for set ip address

Change-Id: Ie39bb26a9aea88cf2768ec537adcdd8df1de3be0
Signed-off-by: Matej Klotton <mklotton@cisco.com>
diff --git a/src/vnet/ip/ip46_cli.c b/src/vnet/ip/ip46_cli.c
index ce1ffa6..668c650 100644
--- a/src/vnet/ip/ip46_cli.c
+++ b/src/vnet/ip/ip46_cli.c
@@ -214,7 +214,7 @@
 VLIB_CLI_COMMAND (set_interface_ip_address_command, static) = {
   .path = "set interface ip address",
   .function = add_del_ip_address,
-  .short_help = "set interface ip address <interface> [<ip-addr>/<mask> [del]] | [del all]",
+  .short_help = "set interface ip address [del] <interface> <ip-addr>/<mask> | [all]",
 };
 /* *INDENT-ON* */