patches/openwrt: fix 5.15 firewall backport

Package iptables is split to more packages in master, in TOS 6.X
original dependencies are enough as they pull in the necessary
libraries already.

patches/openwrt/5.15-kernel-configuration/0022-firewall-update-it-to-2022-02-17.patch

@@ -38,8 +38,7 @@ index 9ae7c06573..e4a3ad97f7 100644
    SECTION:=net
    CATEGORY:=Base system
    TITLE:=OpenWrt C Firewall
--  DEPENDS:=+libubox +libubus +libuci +libip4tc +IPV6:libip6tc +libxtables +kmod-ipt-core +kmod-ipt-conntrack +IPV6:kmod-nf-conntrack6 +kmod-ipt-nat
-+  DEPENDS:=+libubox +libubus +libuci +libip4tc +IPV6:libip6tc +libiptext +IPV6:libiptext6 +libxtables +kmod-ipt-core +kmod-ipt-conntrack +IPV6:kmod-nf-conntrack6 +kmod-ipt-nat
+   DEPENDS:=+libubox +libubus +libuci +libip4tc +IPV6:libip6tc +libxtables +kmod-ipt-core +kmod-ipt-conntrack +IPV6:kmod-nf-conntrack6 +kmod-ipt-nat
 +  PROVIDES:=uci-firewall
 +  CONFLICTS:=firewall4
  endef