Delete import unused

Signed-off-by: Tomas Borghi <137845283+Borghii@users.noreply.github.com>

web/src/main/java/org/springframework/security/web/webauthn/management/Webauthn4JRelyingPartyOperations.java

@@ -46,7 +46,7 @@ import com.webauthn4j.data.client.challenge.DefaultChallenge;
 import com.webauthn4j.data.extension.authenticator.RegistrationExtensionAuthenticatorOutput;
 import com.webauthn4j.server.ServerProperty;
 
-import org.springframework.security.authentication.AnonymousAuthenticationToken;
+
 import org.springframework.security.authentication.AuthenticationTrustResolver;
 import org.springframework.security.authentication.AuthenticationTrustResolverImpl;
 import org.springframework.security.core.Authentication;