ConfirmDeviceCredential should default to setRequireConfirmation(true)

If the value is unset, we should maintain the same default behavior
as BiometricPrompt, which is to dfeault to requiring confirmation.

Fixes: 123598496

Test: manual
Change-Id: Icaf27d184e0aea5eee077b8ec14bca27fd0ddad3
1 file changed