netfilter: add back nft_hash

nft_hash hash falsely removed in commit 97940f8766
("kernel: remove obsolete kernel version switches").

Add the module back, as otherwise the build fails.

Fixes: 97940f8766 ("kernel: remove obsolete kernel version switches")

Signed-off-by: David Bauer <mail@david-bauer.net>

include/netfilter.mk

@@ -342,6 +342,7 @@ $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_NUMGEN, $(P_XT)nft_numg
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_CT, $(P_XT)nft_ct),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_SET_RBTREE, $(P_XT)nft_set_rbtree),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_SET_HASH, $(P_XT)nft_set_hash),))
+$(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_HASH, $(P_XT)nft_hash),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_COUNTER, $(P_XT)nft_counter),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_LOG, $(P_XT)nft_log),))
 $(eval $(if $(NF_KMOD),$(call nf_add,NFT_CORE,CONFIG_NFT_LIMIT, $(P_XT)nft_limit),))