fix constructor call in createNewService()

Author: JeremyDahlgren

test/framework/src/main/java/org/elasticsearch/test/transport/MockTransportService.java

@@ -196,7 +196,7 @@ public static MockTransportService createNewService(
         String nodeId = UUIDs.randomBase64UUID();
         return new MockTransportService(
             settings,
-            new StubbableTransport(transport),
+            transport,
             threadPool,
             interceptor,
             boundAddress -> DiscoveryNodeUtils.builder(nodeId)