Delete unused fields

Author: emlun

webauthn-server-core/src/main/java/com/yubico/webauthn/FinishAssertionSteps.java

@@ -63,7 +63,6 @@ final class FinishAssertionSteps {
 
   @Builder.Default private final boolean allowOriginPort = false;
   @Builder.Default private final boolean allowOriginSubdomain = false;
-  @Builder.Default private final boolean allowUnrequestedExtensions = false;
   @Builder.Default private final boolean validateSignatureCounter = true;
 
   public Step5 begin() {

webauthn-server-core/src/main/java/com/yubico/webauthn/FinishRegistrationSteps.java

@@ -90,7 +90,6 @@ final class FinishRegistrationSteps {
 
   @Builder.Default private final boolean allowOriginPort = false;
   @Builder.Default private final boolean allowOriginSubdomain = false;
-  @Builder.Default private final boolean allowUnrequestedExtensions = false;
 
   public Step6 begin() {
     return new Step6();