iptables: update to 1.8.6.

[abenson]

No description provided.

[ericonr]

I had this patch in my local tree as well, it's needed to fix the ip6tables-apply dangling symlink.

diff --git a/srcpkgs/iptables/template b/srcpkgs/iptables/template
index 1103e1da1d..4ce7b5629c 100644
--- a/srcpkgs/iptables/template
+++ b/srcpkgs/iptables/template
@@ -19,7 +19,8 @@ checksum=d457d74512e63aa3f50336e0597d4023c0e3c6845594d38532efb6ebcb294309
 		iptables:ip6tables-save:/usr/bin/xtables-legacy-multi
 		iptables:iptables:/usr/bin/xtables-legacy-multi
 		iptables:iptables-restore:/usr/bin/xtables-legacy-multi
-		iptables:iptables-save:/usr/bin/xtables-legacy-multi"
+		iptables:iptables-save:/usr/bin/xtables-legacy-multi
+		iptables:iptables-apply:/usr/bin/xtables-legacy-multi"
 
 pre_build() {
 	rm include/linux/types.h
@@ -64,5 +65,6 @@ iptables-nft_package() {
 		iptables:ip6tables-save:/usr/bin/xtables-nft-multi
 		iptables:iptables:/usr/bin/xtables-nft-multi
 		iptables:iptables-restore:/usr/bin/xtables-nft-multi
-		iptables:iptables-save:/usr/bin/xtables-nft-multi"
+		iptables:iptables-save:/usr/bin/xtables-nft-multi
+		iptables:iptables-apply:/usr/bin/xtables-nft-multi"
 }