Add wpa_supplicant WPA3-SAE support

Reference task: https://phabricator.apertis.org/T7833

This MR adds WPA3-SAE authentication to connman (wpa_supplicant backend).

The patch added has been sent upstream after addressing feedback from maintainers, see thread:

https://lists.01.org/hyperkitty/list/iwd@lists.01.org/thread/CQRZSD3TXLILEDRGPNOGW4DIFPOAGLMK/