wifi: add SAE password identifier to WifiConfiguration

Bug: 138305265
Test: atest FrameworksWifiApiTests
Test: atest FrameworksWifiTests
Test: connect to a WPA3 SAE access point with different
      password/identifer combinations.

Change-Id: I1f26a5dbf5654ca2a6734f94eec547f33c349e9e
1 file changed