Enable tests.

There have been minor changes to the test code and the underlying code since these were disabled. Locally they appear stable so retry to determine if they still require further remediation.

Fix: 190669957
Test: atest AuthBiometricFaceToFingerprintViewTest AuthBiometricViewTest --iterations 30
Change-Id: I4b661e5c936bb89dd93a8f28a46eecfd2753d916