Wifi: WAPI constants and methods

This change includes two parts:
* Define WAPI proto, key management, and cipher constants.
* Expose WAPI HAL API for setting the certificate suite.

Bug: 139257562
Test: atest VtsHalWifiSupplicantV1_3TargetTest
Change-Id: Id7a58b242776d641a091b9ede3f147b7d42003d1