wifi: disable PMF-required for transition mode.

For the transition mode, MFPC should be true, and MFPR should be false,
see WPA3 SAE specification section 2.3 and 3.3.

Bug: 186076064
Test: atest FrameworksWifiTests
Change-Id: I18c5e4cb184b40997ea8a8e05680cfff613faa6e
3 files changed