hostapd: Use dedicated WPA supplicant workqueue

This should solve latency issues with using system workqueue and can now
closely implement the configured timeout.

Signed-off-by: Chaitanya Tata <Chaitanya.Tata@nordicsemi.no>
Signed-off-by: Jukka Rissanen <jukka.rissanen@nordicsemi.no>
2 files changed