nft: Remove useless test on rulenum in nft_rule_list()

Rulenum is already handled before the loop, making this test useless.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
diff --git a/iptables/nft.c b/iptables/nft.c
index a87d303..15c50a7 100644
--- a/iptables/nft.c
+++ b/iptables/nft.c
@@ -2537,10 +2537,9 @@
 		if (found)
 			printf("\n");
 
-		if (!rulenum) {
-			print_header(format, chain_name, policy_name[policy],
+		print_header(format, chain_name, policy_name[policy],
 				     &ctrs, basechain, refs);
-		}
+
 		__nft_rule_list(h, chain_name, table,
 				rulenum, format, print_firewall);