Make virtual fingerprint Hal as a lazy Hal

so that the Hal service can start dynamically as needed
by vts test and others

Bug: 262630839
Test: atest VtsHalBiometricsFingerprintTargetTest:IFingerprint/Fingerprint
Change-Id: I58dfa3b49bade3bbd89c3a8f6cd884c632e9eae4
2 files changed