iptables: Fix mod-ipopt package description (#10931)

SVN-Revision: 30373

package/iptables/Makefile

@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2006-2011 OpenWrt.org
+# Copyright (C) 2006-2012 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -143,7 +143,6 @@ iptables extensions for matching/changing IP packet options.
 
  Matches:
   - dscp
-  - hashlimit
   - ecn
   - length
   - mark