iplink_bond: fix arp_all_targets parameter name in output

Name of arp_all_targets parameter in output of "ip -d link show"
is missing trailing "s".

Fixes: 63d127b0 ("iproute2: finish support for bonding attributes")
Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
diff --git a/ip/iplink_bond.c b/ip/iplink_bond.c
index f0e5ab1..f22151e 100644
--- a/ip/iplink_bond.c
+++ b/ip/iplink_bond.c
@@ -428,7 +428,7 @@
 	if (tb[IFLA_BOND_ARP_ALL_TARGETS]) {
 		const char *arp_all_targets = get_name(arp_all_targets_tbl,
 			rta_getattr_u32(tb[IFLA_BOND_ARP_ALL_TARGETS]));
-		fprintf(f, "arp_all_target %s ", arp_all_targets);
+		fprintf(f, "arp_all_targets %s ", arp_all_targets);
 	}
 
 	if (tb[IFLA_BOND_PRIMARY] &&