Use a potential discount in the AllocationToken when determining domain create price

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=245458027

java/google/registry/flows/domain/DomainInfoFlow.java

@@ -163,7 +163,8 @@ public final class DomainInfoFlow implements Flow {
           InternetDomainName.from(targetId),
           null,
           now,
-          pricingLogic);
+          pricingLogic,
+          Optional.empty());
       extensions.add(builder.build());
     }
     return extensions.build();