build: enable -Wextra by default

Change-Id: I1e6783fca6530741bf4b81dd13613a6b4235290a
Refs: #3293
diff --git a/tests/daemon/fw/strategy-tester.hpp b/tests/daemon/fw/strategy-tester.hpp
index 26c29c1..75c5a67 100644
--- a/tests/daemon/fw/strategy-tester.hpp
+++ b/tests/daemon/fw/strategy-tester.hpp
@@ -94,7 +94,7 @@
                                 shared_ptr<Face> outFace,
                                 bool wantNewNonce)
 {
-  SendInterestArgs args{pitEntry, outFace->getId()};
+  SendInterestArgs args{pitEntry, outFace->getId(), wantNewNonce};
   sendInterestHistory.push_back(args);
   pitEntry->insertOrUpdateOutRecord(outFace, pitEntry->getInterest());
   afterAction();