policer:  improvement show policer cli.
cli show policer's help info is not consistent
with it's arguments.
Type: improvement
@@ -779,7 +779,7 @@ show_policer_command_fn (vlib_main_t * vm,
/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_policer_command, static) = {
.path = "show policer",
- .short_help = "show policer [name]",
+ .short_help = "show policer [name <name>]",
.function = show_policer_command_fn,
};
/* *INDENT-ON* */
