Set component name only for ConfirmDeviceCredentialActivity.

1. Rename setComponentNameForConfirmDeviceCredentialActivity() to
   setRealCallerForConfirmDeviceCredentialActivity()
2. Move the call from BiometricFragment to
   ConfirmDeviceCredentialActivity.

Flag: EXEMPT bugfix
Bug: 339532378
Test: manual test
Change-Id: I762f280def79d428ed9cf119ace5ccc2b6be2560
2 files changed