Fix fingerprint crypto operations.

This fixes a bug introduced in the HIDL port where fingerprint no
longer notifies keystore of authentications.

Test: keyguard, FingerprintDialog

Fixes bug 34200870

Change-Id: I8b1aef9469ff4f4218573a6cde4c3a151512c226
(cherry picked from commit 2796009e4aa7c52a18a96d2186fd60b0577fa87c)
2 files changed