conf: make ChronoSync's sync interest lifetime configurable

refs: #4490

Change-Id: Id3eabeed1049d1208ba49c47206f73f798f37a35
diff --git a/src/nlsr.cpp b/src/nlsr.cpp
index 120092b..ebc469d 100644
--- a/src/nlsr.cpp
+++ b/src/nlsr.cpp
@@ -260,7 +260,8 @@
   m_nlsrLsdb.getSequencingManager().setSeqFileDirectory(m_confParam.getSeqFileDir());
   m_nlsrLsdb.getSequencingManager().initiateSeqNoFromFile(m_confParam.getHyperbolicState());
 
-  m_nlsrLsdb.getSyncLogicHandler().createSyncSocket(m_confParam.getChronosyncPrefix());
+  m_nlsrLsdb.getSyncLogicHandler().createSyncSocket(m_confParam.getChronosyncPrefix(),
+                                                    m_confParam.getSyncInterestLifetime());
 
   // Logging start
   m_confParam.writeLog();