package/connman: remove iptables as a mandatory dependency
connman might depend on iptables or nftables, and those dependencies
are already selected later in this file as required.
Config.in already only selects iptables if BR2_PACKAGE_CONNMAN_IPTABLES.
Signed-off-by: Nuno Goncalves <nunojpg@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>