wifi: support setting WAPI psk hex bytes via setPskPassphrase

setPsk only accepts exact 32 bytes, but the
length of WAPI psk hex bytes might vary.

It is not feasible to add a formal HAL API in R,
this would use existing API to route WAPI psk hex
to the correct internal handler.

Bug: 139257562
Test: atest VtsHalWifiSupplicantV1_3TargetTest
Change-Id: If0bf6a3d9278596e3453091283f0c5aa74f41690
2 files changed