extensions: libxt_addrtype: fix type in help message

 --limit-iface-out          Match only on the packet's incoming device

Note that it says "incoming" when it should say "outcoming"

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
diff --git a/extensions/libxt_addrtype.c b/extensions/libxt_addrtype.c
index 59072b3..e8a8545 100644
--- a/extensions/libxt_addrtype.c
+++ b/extensions/libxt_addrtype.c
@@ -60,7 +60,7 @@
 " [!] --src-type type[,...]      Match source address type\n"
 " [!] --dst-type type[,...]      Match destination address type\n"
 "     --limit-iface-in           Match only on the packet's incoming device\n"
-"     --limit-iface-out          Match only on the packet's incoming device\n"
+"     --limit-iface-out          Match only on the packet's outgoing device\n"
 "\n"
 "Valid types:           \n");
 	addrtype_help_types();