Add SAE-EXT-KEY AKM in WPA3 transition mode config

If the softAp configuration is for WPA3 transition mode
and if the hw mode is 802.11be, add the mandatory
AKM SAE-EXT-KEY also.

Bug: 260375081
Test: Manual - Turn on SoftAp in WPA3 transition mode
Change-Id: I5741ed1d93bedce40b1328db5f2248c665a3456d
1 file changed