chunks+peek: stop using deprecated {get,set}FinalBlockId

Change-Id: I64ae1c33a6f83af34b3db3d5f48cee3f3e7b7cb1
Refs: #4526
diff --git a/tools/chunks/putchunks/producer.cpp b/tools/chunks/putchunks/producer.cpp
index 3fb14c7..4483558 100644
--- a/tools/chunks/putchunks/producer.cpp
+++ b/tools/chunks/putchunks/producer.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2016-2017, Regents of the University of California,
+ * Copyright (c) 2016-2018, Regents of the University of California,
  *                          Colorado State University,
  *                          University Pierre & Marie Curie, Sorbonne University.
  *
@@ -129,7 +129,7 @@
 
   auto finalBlockId = name::Component::fromSegment(m_store.size() - 1);
   for (const auto& data : m_store) {
-    data->setFinalBlockId(finalBlockId);
+    data->setFinalBlock(finalBlockId);
     m_keyChain.sign(*data, m_options.signingInfo);
   }