Add an origins(Optional) setter to RelyingPartyV2

Author: fdennis

webauthn-server-core/src/main/java/com/yubico/webauthn/RelyingPartyV2.java

@@ -563,6 +563,16 @@ public static class RelyingPartyV2Builder<C extends CredentialRecord> {
         Optional.empty();
     private @NonNull Optional<AttestationTrustSource> attestationTrustSource = Optional.empty();
 
+    public RelyingPartyV2Builder<C> origins(@NonNull Set<String> origins) {
+      this.origins = origins;
+      return this;
+    }
+
+    public RelyingPartyV2Builder<C> origins(Optional<Set<String>> origins) {
+      this.origins = origins.orElse(null);
+      return this;
+    }
+
     /**
      * The extension input to set for the <code>appid</code> and <code>appidExclude</code>
      * extensions.

webauthn-server-core/src/test/scala/com/yubico/webauthn/RelyingPartyStartOperationSpec.scala

@@ -987,7 +987,7 @@ class RelyingPartyStartOperationSpec
           )
         )
         .preferredPubkeyParams(List(PublicKeyCredentialParameters.ES256).asJava)
-        .origins(Set.empty.asJava)
+        .origins(Set.empty[String].asJava)
       if (usernameRepository) {
         builder.usernameRepository(Helpers.UsernameRepository.withUsers(userId))
       }