WiFi: Add configs for SAR support of SoftAP

This commit adds the configurations for support of SoftAP in
SAR for WiFi.

Bug: 65174506
Test: Run Wifi unit test suite
Test: ./frameworks/opt/net/wifi/tests/wifitests/runtests.sh

Change-Id: I3c217b57790def0bd686109a2b2f882139b5bc5f
Signed-off-by: Ahmed ElArabawy <arabawy@google.com>