mgmt: make congestion marking parameters optional

refs #4465

Change-Id: I5ab07ecd4f1b7f4c948ba359513e65ac2e96c943
diff --git a/tests/unit-tests/mgmt/nfd/controller.t.cpp b/tests/unit-tests/mgmt/nfd/controller.t.cpp
index e80f7ea..e9a3c4f 100644
--- a/tests/unit-tests/mgmt/nfd/controller.t.cpp
+++ b/tests/unit-tests/mgmt/nfd/controller.t.cpp
@@ -76,9 +76,7 @@
       .setUri("tcp4://192.0.2.1:6363")
       .setLocalUri("tcp4://192.0.2.2:10847")
       .setFacePersistency(ndn::nfd::FacePersistency::FACE_PERSISTENCY_PERSISTENT)
-      .setFlags(0x7)
-      .setBaseCongestionMarkingInterval(12_ns)
-      .setDefaultCongestionThreshold(10);
+      .setFlags(0x7);
   return resp;
 }