deleteKeys
Permanently deletes all cryptographic keys and associated data for this authenticator.
This method performs secure deletion of the device's authentication keys and any associated cryptographic material. After calling this method, the device will need to be re-registered before it can authenticate again.
The deletion process includes:
Private key removal: Securely deletes the private key from Android Keystore
Security considerations:
Deletion is permanent and cannot be undone
Hardware-backed keys are securely wiped from secure storage