Add VTS tests for the untested legacy
STA iface methods.

All of these methods have existed since V1 of
the Supplicant AIDL interface.

Bug: 386810503
Test: atest VtsHalWifiSupplicantStaIfaceTargetTest
Change-Id: Ic35eccaefab067b5c0a702e33434484da3d0df20
1 file changed