Wire in domain transfer custom pricing and add a test

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=142593949

javatests/google/registry/flows/domain/DomainTransferApproveFlowTest.java

@@ -94,7 +94,7 @@ public class DomainTransferApproveFlowTest
             .build());
     setClientIdForFlow("TheRegistrar");
     createTld("extra");
-    setupDomainWithPendingTransfer();
+    setupDomainWithPendingTransfer("example", "tld");
     clock.advanceOneMilli();
   }
 
@@ -278,7 +278,7 @@ public class DomainTransferApproveFlowTest
             .asBuilder()
             .setTransferGracePeriodLength(Duration.standardMinutes(10))
             .build());
-    setupDomainWithPendingTransfer("net");
+    setupDomainWithPendingTransfer("example", "net");
     doSuccessfulTest(
         "net",
         "domain_transfer_approve_net.xml",