iptables: add iptables-mod-socket

Previously libxt_socket.so was included in iptables-mod-tproxy.  It was
missed out when trying to make kmod-ipt-socket and kmod-ipt-tproxy
separate packages

Fixes: 4f443c8 ("netfilter: separate packages for kmod-ipt-socket and kmod-ipt-tproxy")
Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>

package/network/utils/iptables/Makefile

@@ -10,7 +10,7 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=iptables
 PKG_VERSION:=1.8.7
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_SOURCE_URL:=https://netfilter.org/projects/iptables/files
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
@@ -388,6 +388,19 @@ iptables extension for triggering a LED.
 
 endef
 
+define Package/iptables-mod-socket
+$(call Package/iptables/Module, +kmod-ipt-socket)
+  TITLE:=Socket match iptables extensions
+endef
+
+define Package/iptables-mod-socket/description
+Socket match iptables extensions.
+
+ Matches:
+  - socket
+
+endef
+
 define Package/iptables-mod-tproxy
 $(call Package/iptables/Module, +kmod-ipt-tproxy)
   TITLE:=Transparent proxy iptables extensions
@@ -396,9 +409,6 @@ endef
 define Package/iptables-mod-tproxy/description
 Transparent proxy iptables extensions.
 
- Matches:
-  - socket
-
  Targets:
   - TPROXY
 
@@ -721,6 +731,7 @@ $(eval $(call BuildPlugin,iptables-mod-ulog,$(IPT_ULOG-m)))
 $(eval $(call BuildPlugin,iptables-mod-hashlimit,$(IPT_HASHLIMIT-m)))
 $(eval $(call BuildPlugin,iptables-mod-rpfilter,$(IPT_RPFILTER-m)))
 $(eval $(call BuildPlugin,iptables-mod-led,$(IPT_LED-m)))
+$(eval $(call BuildPlugin,iptables-mod-socket,$(IPT_SOCKET-m)))
 $(eval $(call BuildPlugin,iptables-mod-tproxy,$(IPT_TPROXY-m)))
 $(eval $(call BuildPlugin,iptables-mod-tee,$(IPT_TEE-m)))
 $(eval $(call BuildPlugin,iptables-mod-u32,$(IPT_U32-m)))