netfilter: Kconfig: fix unmet xt_nfacct dependencies

warning: (NETFILTER_XT_MATCH_NFACCT) selects NETFILTER_NETLINK_ACCT which has
unmet direct dependencies (NET && INET && NETFILTER && NETFILTER_ADVANCED)

and then

ERROR: "nfnetlink_subsys_unregister" [net/netfilter/nfnetlink_acct.ko] undefined!
ERROR: "nfnetlink_subsys_register" [net/netfilter/nfnetlink_acct.ko] undefined!

Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/netfilter/Kconfig

@@ -908,7 +908,7 @@ config NETFILTER_XT_MATCH_MULTIPORT
 
 config NETFILTER_XT_MATCH_NFACCT
 	tristate '"nfacct" match support'
-	default m if NETFILTER_ADVANCED=n
+	depends on NETFILTER_ADVANCED
 	select NETFILTER_NETLINK_ACCT
 	help
 	  This option allows you to use the extended accounting through