Do not pull iptables core for kmod-sched-ctinfo, only nf-conntrack,
reflecting kernel config dependencies.
There is no use of this module in openwrt repos, but it is used by
@hudra0 qosmate
and some less popular qos scripts.
Signed-off-by: Andris PE <neandris@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/24104
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>