firewall: fix git source url

SVN-Revision: 36839

package/network/config/firewall/Makefile

@@ -12,7 +12,7 @@ PKG_VERSION:=2013-06-04
 PKG_RELEASE:=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL:=git://nbd.name/firewall.git
+PKG_SOURCE_URL:=git://nbd.name/firewall3.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
 PKG_SOURCE_VERSION:=5ee2129eaa23a28bfef6d20c273cafc0be559b3d
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz