relayd: update to the latest version, fixes a build error with the new gcc (#18010)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42765 3c298f89-4303-0410-b956-a3cf2f4a3e73
mac80211_hwsim: select 802.11n support for hostapd

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42766 3c298f89-4303-0410-b956-a3cf2f4a3e73