mac80211: disable ft-over-ds by default

Testing has shown it to be very unreliable in variety of configurations.
It is not mandatory, so let's disable it by default until we have a better
solution.

Signed-off-by: Felix Fietkau <[email protected]>

package/network/services/hostapd/files/hostapd.sh

@@ -889,7 +889,7 @@ hostapd_set_bss_options() {
 			json_get_vars mobility_domain ft_psk_generate_local ft_over_ds reassociation_deadline
 
 			set_default mobility_domain "$(echo "$ssid" | md5sum | head -c 4)"
-			set_default ft_over_ds 1
+			set_default ft_over_ds 0
 			set_default reassociation_deadline 1000
 
 			case "$auth_type" in