1. Fix getHardwareInfo 2. Allow unused param to be empty 3. Deprecate generateCertificateRequestV1 4. Update Wv IRPC Hal version to 3 Test: run VtsHalRemotelyProvisionedComponentTargetTest Test: vts_treble_vintf_vendor_test.DeviceManifest SingleAidlTest Bug: 285527325 Bug: 285289790 Change-Id: Id4080e8630d01ad5540f49ae0d13b707e541b36a