[SAE] Revert "wifi: support SAE password identifier"

This reverts commit 5bffab5beff9ed28e2e61e3d9a172e3909d39e86.

Reason for revert: Privacy issue with WFA protocol b/150897608

Bug: 150897608
Test: Manually connect to SAE network without Password ID
Test: atest NetworkListStoreDataTest SupplicantStaNetworkHalTest WifiConfigStoreTest

Change-Id: I6dad3877e833b6c0cdad50e5292abd2bab848bdd
6 files changed